collisionn.

/kəˈlɪʒən/

Forms: Also 1500s colysion.

Etymology: < Latin collīsiōn-em, noun of action < collīs- , participial stem of collīdĕre to dash together, < col- together + laedĕre to hurt by striking: see collide v. Compare French collision, 16th cent. in Littré.

1. The action of colliding or forcibly striking or dashing together; violent encounter of a moving body with another; in recent use esp. of railway trains, ships, motor vehicles, aircraft, etc. In Physics, spec. of particles.

ΘΚΠ

the world > movement > impact > [noun] > forcible, heavy, or violent > collision

hurtlinga1250

rackc1300

rasha1450

collision?a1475

fraying1489

running1538

conflict1555

jostling1580

intershock1611

jostle1611

allision1615

complosion1644

intershocking1652

rencounter1662

interfering1677

shocking1702

bump1843

cannoning1864

confliction1868

boink1963

the world > matter > physics > atomic physics > [noun] > striking together of atoms

collision1880

the world > matter > physics > atomic physics > particle physics > [noun] > action of colliding

collision1880

?a1475 (?a1425) tr. R. Higden Polychron. (Harl. 2261) (1865) I. 315 For the collision of waters metenge there.

1615 H. Crooke Μικροκοσμογραϕια 300 By the collision of stones fire is beaten out.

1677 R. Plot Nat. Hist. Oxford-shire 31 The collision of the waters against the lips of the orifice.

1778 J. Cook Jrnl. 16 Oct. (1967) III. i. 462 They produce fire both by Collision and attrition, the first by striking two stones against the other.

1835 Mechanics' Mag. 23 32 Collision of carriages on the Dublin and Kingstown railway.

1848 J. Arnould Law Marine Insurance II. iii. ii. 804 When the collision is entirely owing to the master and crew of the insured ship.

1880 P. Spence in Jrnl. Speculative Philos. XIV. 294 If the atoms A and B collide at the same moment with the atom C, the state into which C is thrown by the double collision cannot be the same as that which would be induced by a collision with either A or B alone.

1904 E. Rutherford Radio-activity ii. 54 Each of these projected particles possesses such kinetic energy that it is able to produce a large number of ions by collision with the gas molecules in its path.

1927 H. N. Russell et al. Astron. II. xvii. 551 After colliding with the far more massive atom the electron may be found moving with the same speed as before; such a collision is called elastic. Sometimes the electron is slowed up; such a collision is inelastic.

1942 J. D. Stranathan ‘Particles’ of Mod. Physics i. 16 When a negative ion moves through a gas under the action of an electric field, it collides with a number of neutral molecules, some of which become ionized as a result of the collision.

1969 Times 5 Feb. 13/6 These very-high-energy collisions between particles and hydrogen atoms.

a. The coming together of sounds with harsh effect.

ΘΚΠ

the world > physical sensation > hearing and noise > degree, kind, or quality of sound > unpleasant quality > harsh or discordant quality > [noun] > sound > combination of

jar1553

collision1625

1625 N. Carpenter Geogr. Delineated ii. xiv. 246 We may generally obserue in the Northerne Languages a rough collision of consonants and aspirations.

1751 S. Johnson Rambler No. 88. ⁋8 He..does not often offend by collision of consonants.

a1771 T. Gray Poems Lydgate in Wks. (1884) I. 397 The crowd of monosyllables, the collision of harsh consonants.

1868 W. H. Thompson Plato's Phaedrus p. ix He quotes instances of this collision [of vowels] from Demosthenes.

1876 R. C. Jebb Attic Orators II. 67.

†b. The coming together of two vowels with elision of one of them; synalœpha; see quots. Obsolete.

ΘΚΠ

society > leisure > the arts > literature > poetry > versification > rhythm > [noun] > elision > types of

collision1552

ecthlipsis1656

prodelision1888

1552 R. Huloet Abcedarium Anglico Latinum Colysion, abiection, contraction, or demption of a vowel as this, thayre, for the ayre, thaduice, for the aduice.

1589 J. Rider Bibliotheca Scholastica 295 A Collision of a vowell, synalœpha, symphonesis.

1656 T. Blount Glossographia Collision of a Vowel, is the contracting two Vowels into one.

a. figurative. Encounter of opposed ideas, interests, etc.; clashing, hostile encounter.

ΘΚΠ

the world > relative properties > order > disorder > disharmony or incongruity > [noun] > mutual opposition (of principles, etc.)

antipathy1601

expugnancy1620

pugnancy1660

collision1662

antagonism1716

clash1782

confliction1855

conflict1875

society > society and the community > dissent > [noun] > state or instance of

distancec1300

differencea1387

variancec1425

different?1483

differinga1525

displeasure1550

differ1566

distaste1621

disgusta1665

disaccommodationa1676

differency1707

fallout1725

collision1839

upset1887

contretemps1961

the mind > emotion > hatred > hostility > [noun] > act of hostility > hostile meeting

collision1839

1662 H. More Coll. Several Philos. Writings (ed. 2) Pref. Gen. 25 There is not the..slightest coallision or clashing in this hypothesis..with the ordinary..sense of the Scripture.

1738 W. Warburton Divine Legation Moses I. ii. v. 261 The Collision of contrary false Principles.

1839 C. Thirlwall Hist. Greece VIII. 423 The moderate independent party had avoided all collision, not only with Rome, but even with Callicrates.

1858 J. A. Froude Hist. Eng. (ed. 2) III. 498 In collision with a law which his conscience forbids him to obey.

1872 J. Yeats Growth Commerce 211.

1884 F. Temple Relations Relig. & Sci. (1885) vii. 193 Science and Religion come into apparent collision on the question of the freedom of the will.

b. figurative. Coming into contact (with no notion of violent opposition or hostility); action of mind upon mind, or the like. Now rare or Obsolete.

ΘΚΠ

the world > movement > motion in a certain direction > movement towards a thing, person, or position > meeting or encounter > [noun]

mootOE

gain-racea1340

again-cominga1382

encountering1482

rencountering1525

occursionc1540

encountrance1592

occurse1603

occurrence1607

affront1614

occursation1615

encountera1641

collision1664

vis-à-vis1867

1664 H. More Apol. in Modest Enq. Myst. Iniquity Pref. Out of which friendly Collision..gaining greater Light to some considerable Truths.

1750 Ld. Chesterfield Let. 11 Jan. (1932) (modernized text) IV. 1490 Your constant collision with good company will..smooth and polish you.

1751 S. Johnson Rambler No. 154. ⁋11 By the fortuitous collision of happy incidents.

1838 W. H. Prescott Hist. Reign Ferdinand & Isabella I. Introd. p. lxxxiv In this wide and various collision their moral powers were quickened by constant activity.

Compounds

C1. General attributive (Nautical): see quots., and bulkhead n. 1.

collision bulkhead n.

ΚΠ

1879 W. H. White Ship-building in Cassell's Techn. Educator IV. 78/1 Known as a ‘collision’ bulkhead, because it provides against injury to the bow in case of collision.

collision mat n.

ΚΠ

1882 G. S. Nares Seamanship (ed. 6) 27 Collision mats..are large mats..from 8 to 15 feet square..for covering a hole in the ship's side, in case of a collision.

1887 Daily News 23 July 5/6 A collision mat has since been battened over the breach.

C2.

collision course n. a course that will end in collision; also figurative.

ΘΚΠ

society > travel > aspects of travel > travel in specific course or direction > [noun] > leading to collision

collision course1944

1944 J. Q. Stewart & N. L. Pierce Marine & Air Navigation xiv. 178/2 Ships on such courses are said to be on collision courses.

1961 New Statesman 21 July 73/2 The great powers are now headed on a collision course over Berlin...Either side..may risk resorting to a physical gesture—in an area where the escalation to nuclear war would be rapid and irreversible.

1966 D. Francis Flying Finish xviii. 199 I switched the navigation lights on... They wouldn't give much warning to a jet liner on a collision course, but possibly better than none.

collision door n. on board ship, a door to be closed after a collision, in order to cut off the inflowing water.

ΘΚΠ

society > travel > travel by water > vessel, ship, or boat > parts of vessels > other parts of body of vessel > [noun] > types of doors

screen door1668

collision door1895

1895 Daily News 7 Jan. 8/1 Finding the water penetrating,..the chief engineer at once ordered the collision doors to be closed.

collision net n. a steel net used to support a damaged boat while it is being brought into port.

ΘΚΠ

society > travel > travel by water > vessel, ship, or boat > equipment of vessel > other equipment of vessel > [noun] > net for supporting damaged boat

collision net1897

1897 Daily News 27 Apr. 7/6 The gunboat..was kept afloat by means of collision nets and brought into harbour.

collision-proof adj. of a railway carriage or train; capable of withstanding the shock of collision.

ΘΚΠ

society > travel > rail travel > rolling stock > [adjective] > type of train

carriaged1776

steam-hauled1835

steam-operated1835

jerkwater1852

articulated1884

vestibuled1890

multiple-unit1902

air-braked1905

collision-proof1906

pull-and-push1914

push-and-pull1927

sealed1949

drive-on1954

1906 Daily Chron. 18 Aug. 2/6 Collision-proof railway cars.

collision quarters n. positions to be taken up by the passengers and crew of a ship in the event of collision.

ΘΚΠ

society > travel > travel by water > other nautical operations > [noun] > safety drills or operations

boat drill1854

collision stations1908

collision quarters1909

1909 Daily Chron. 21 June 1/1 The call to ‘collision quarters’ was..quickly..performed.

collision stations n. = collision quarters n.

ΘΚΠ

society > travel > travel by water > other nautical operations > [noun] > safety drills or operations

boat drill1854

collision stations1908

collision quarters1909

1908 Westm. Gaz. 31 July 2/1 Drills..such as Fire and Collision stations.

Draft additions 1993

Computing.

a. The event of two or more records being assigned the same location in memory.

ΘΚΠ

society > computing and information technology > data > database > [noun] > storage > data collision

collision1968

1968 Communications ACM 11 39/1 Once some entries have been made into a scatter storage table, it becomes possible for the computed addresses of different keys to become the same, causing a collision between the storage locations allocated to each.

1975 C. J. Date Introd. Database Syst. ii. 30 Another disadvantage of hash-addressing is the possibility of collisions—that is, two distant stored record occurrences whose keys hash to the same SRA.

1979 A. F. Cardenas Data Base Managem. Syst. vi. 236 Total accesses master records only by randomizing the value of the mandatory control key. Collisions do occur as in every known hashing method.

b. (An instance of) simultaneous transmission by more than one node of a network.

ΘΚΠ

society > computing and information technology > network > [noun] > node > simultaneous transmission

collision1982

1982 Longley & Shain Dict. Information Technol. 62/2 In Ethernet, collision detection works in conjunction with carrier sense multiple access methods on a cable network.

1983 Austral. Microcomputer Mag. Aug. 56/2 A more critical problem is collision avoidance, or making sure that no more than one node is transmitting at any given time.

1985 Which Computer? Dec. 14/3 It's difficult to see where a collision has occurred, so terminals have to use a technique called ‘collision detect’ to check the line is clear before sending a message.

1986 Micro Decision Oct. 25/3 The delays caused by collisions mean that networks using this protocol slow down in proportion to the amount of traffic on the network, rather than the number of nodes in the network.

This entry has not yet been fully updated (first published 1891; most recently modified version published online December 2021).

单词	collision
释义	collisionn. /kəˈlɪʒən/ Forms: Also 1500s colysion. Etymology: < Latin collīsiōn-em, noun of action < collīs- , participial stem of collīdĕre to dash together, < col- together + laedĕre to hurt by striking: see collide v. Compare French collision, 16th cent. in Littré. 1. The action of colliding or forcibly striking or dashing together; violent encounter of a moving body with another; in recent use esp. of railway trains, ships, motor vehicles, aircraft, etc. In Physics, spec. of particles. ΘΚΠ the world > movement > impact > [noun] > forcible, heavy, or violent > collision hurtlinga1250 rackc1300 rasha1450 collision?a1475 fraying1489 running1538 conflict1555 jostling1580 intershock1611 jostle1611 allision1615 complosion1644 intershocking1652 rencounter1662 interfering1677 shocking1702 bump1843 cannoning1864 confliction1868 boink1963 the world > matter > physics > atomic physics > [noun] > striking together of atoms collision1880 the world > matter > physics > atomic physics > particle physics > [noun] > action of colliding collision1880 ?a1475 (?a1425) tr. R. Higden Polychron. (Harl. 2261) (1865) I. 315 For the collision of waters metenge there. 1615 H. Crooke Μικροκοσμογραϕια 300 By the collision of stones fire is beaten out. 1677 R. Plot Nat. Hist. Oxford-shire 31 The collision of the waters against the lips of the orifice. 1778 J. Cook Jrnl. 16 Oct. (1967) III. i. 462 They produce fire both by Collision and attrition, the first by striking two stones against the other. 1835 Mechanics' Mag. 23 32 Collision of carriages on the Dublin and Kingstown railway. 1848 J. Arnould Law Marine Insurance II. iii. ii. 804 When the collision is entirely owing to the master and crew of the insured ship. 1880 P. Spence in Jrnl. Speculative Philos. XIV. 294 If the atoms A and B collide at the same moment with the atom C, the state into which C is thrown by the double collision cannot be the same as that which would be induced by a collision with either A or B alone. 1904 E. Rutherford Radio-activity ii. 54 Each of these projected particles possesses such kinetic energy that it is able to produce a large number of ions by collision with the gas molecules in its path. 1927 H. N. Russell et al. Astron. II. xvii. 551 After colliding with the far more massive atom the electron may be found moving with the same speed as before; such a collision is called elastic. Sometimes the electron is slowed up; such a collision is inelastic. 1942 J. D. Stranathan ‘Particles’ of Mod. Physics i. 16 When a negative ion moves through a gas under the action of an electric field, it collides with a number of neutral molecules, some of which become ionized as a result of the collision. 1969 Times 5 Feb. 13/6 These very-high-energy collisions between particles and hydrogen atoms. 2. a. The coming together of sounds with harsh effect. ΘΚΠ the world > physical sensation > hearing and noise > degree, kind, or quality of sound > unpleasant quality > harsh or discordant quality > [noun] > sound > combination of jar1553 collision1625 1625 N. Carpenter Geogr. Delineated ii. xiv. 246 We may generally obserue in the Northerne Languages a rough collision of consonants and aspirations. 1751 S. Johnson Rambler No. 88. ⁋8 He..does not often offend by collision of consonants. a1771 T. Gray Poems Lydgate in Wks. (1884) I. 397 The crowd of monosyllables, the collision of harsh consonants. 1868 W. H. Thompson Plato's Phaedrus p. ix He quotes instances of this collision [of vowels] from Demosthenes. 1876 R. C. Jebb Attic Orators II. 67. †b. The coming together of two vowels with elision of one of them; synalœpha; see quots. Obsolete. ΘΚΠ society > leisure > the arts > literature > poetry > versification > rhythm > [noun] > elision > types of collision1552 ecthlipsis1656 prodelision1888 1552 R. Huloet Abcedarium Anglico Latinum Colysion, abiection, contraction, or demption of a vowel as this, thayre, for the ayre, thaduice, for the aduice. 1589 J. Rider Bibliotheca Scholastica 295 A Collision of a vowell, synalœpha, symphonesis. 1656 T. Blount Glossographia Collision of a Vowel, is the contracting two Vowels into one. 3. a. figurative. Encounter of opposed ideas, interests, etc.; clashing, hostile encounter. ΘΚΠ the world > relative properties > order > disorder > disharmony or incongruity > [noun] > mutual opposition (of principles, etc.) antipathy1601 expugnancy1620 pugnancy1660 collision1662 antagonism1716 clash1782 confliction1855 conflict1875 society > society and the community > dissent > [noun] > state or instance of distancec1300 differencea1387 variancec1425 different?1483 differinga1525 displeasure1550 differ1566 distaste1621 disgusta1665 disaccommodationa1676 differency1707 fallout1725 collision1839 upset1887 contretemps1961 the mind > emotion > hatred > hostility > [noun] > act of hostility > hostile meeting collision1839 1662 H. More Coll. Several Philos. Writings (ed. 2) Pref. Gen. 25 There is not the..slightest coallision or clashing in this hypothesis..with the ordinary..sense of the Scripture. 1738 W. Warburton Divine Legation Moses I. ii. v. 261 The Collision of contrary false Principles. 1839 C. Thirlwall Hist. Greece VIII. 423 The moderate independent party had avoided all collision, not only with Rome, but even with Callicrates. 1858 J. A. Froude Hist. Eng. (ed. 2) III. 498 In collision with a law which his conscience forbids him to obey. 1872 J. Yeats Growth Commerce 211. 1884 F. Temple Relations Relig. & Sci. (1885) vii. 193 Science and Religion come into apparent collision on the question of the freedom of the will. b. figurative. Coming into contact (with no notion of violent opposition or hostility); action of mind upon mind, or the like. Now rare or Obsolete. ΘΚΠ the world > movement > motion in a certain direction > movement towards a thing, person, or position > meeting or encounter > [noun] mootOE gain-racea1340 again-cominga1382 encountering1482 rencountering1525 occursionc1540 encountrance1592 occurse1603 occurrence1607 affront1614 occursation1615 encountera1641 collision1664 vis-à-vis1867 1664 H. More Apol. in Modest Enq. Myst. Iniquity Pref. Out of which friendly Collision..gaining greater Light to some considerable Truths. 1750 Ld. Chesterfield Let. 11 Jan. (1932) (modernized text) IV. 1490 Your constant collision with good company will..smooth and polish you. 1751 S. Johnson Rambler No. 154. ⁋11 By the fortuitous collision of happy incidents. 1838 W. H. Prescott Hist. Reign Ferdinand & Isabella I. Introd. p. lxxxiv In this wide and various collision their moral powers were quickened by constant activity. Compounds C1. General attributive (Nautical): see quots., and bulkhead n. 1. collision bulkhead n. ΚΠ 1879 W. H. White Ship-building in Cassell's Techn. Educator IV. 78/1 Known as a ‘collision’ bulkhead, because it provides against injury to the bow in case of collision. collision mat n. ΚΠ 1882 G. S. Nares Seamanship (ed. 6) 27 Collision mats..are large mats..from 8 to 15 feet square..for covering a hole in the ship's side, in case of a collision. 1887 Daily News 23 July 5/6 A collision mat has since been battened over the breach. C2. collision course n. a course that will end in collision; also figurative. ΘΚΠ society > travel > aspects of travel > travel in specific course or direction > [noun] > leading to collision collision course1944 1944 J. Q. Stewart & N. L. Pierce Marine & Air Navigation xiv. 178/2 Ships on such courses are said to be on collision courses. 1961 New Statesman 21 July 73/2 The great powers are now headed on a collision course over Berlin...Either side..may risk resorting to a physical gesture—in an area where the escalation to nuclear war would be rapid and irreversible. 1966 D. Francis Flying Finish xviii. 199 I switched the navigation lights on... They wouldn't give much warning to a jet liner on a collision course, but possibly better than none. collision door n. on board ship, a door to be closed after a collision, in order to cut off the inflowing water. ΘΚΠ society > travel > travel by water > vessel, ship, or boat > parts of vessels > other parts of body of vessel > [noun] > types of doors screen door1668 collision door1895 1895 Daily News 7 Jan. 8/1 Finding the water penetrating,..the chief engineer at once ordered the collision doors to be closed. collision net n. a steel net used to support a damaged boat while it is being brought into port. ΘΚΠ society > travel > travel by water > vessel, ship, or boat > equipment of vessel > other equipment of vessel > [noun] > net for supporting damaged boat collision net1897 1897 Daily News 27 Apr. 7/6 The gunboat..was kept afloat by means of collision nets and brought into harbour. collision-proof adj. of a railway carriage or train; capable of withstanding the shock of collision. ΘΚΠ society > travel > rail travel > rolling stock > [adjective] > type of train carriaged1776 steam-hauled1835 steam-operated1835 jerkwater1852 articulated1884 vestibuled1890 multiple-unit1902 air-braked1905 collision-proof1906 pull-and-push1914 push-and-pull1927 sealed1949 drive-on1954 1906 Daily Chron. 18 Aug. 2/6 Collision-proof railway cars. collision quarters n. positions to be taken up by the passengers and crew of a ship in the event of collision. ΘΚΠ society > travel > travel by water > other nautical operations > [noun] > safety drills or operations boat drill1854 collision stations1908 collision quarters1909 1909 Daily Chron. 21 June 1/1 The call to ‘collision quarters’ was..quickly..performed. collision stations n. = collision quarters n. ΘΚΠ society > travel > travel by water > other nautical operations > [noun] > safety drills or operations boat drill1854 collision stations1908 collision quarters1909 1908 Westm. Gaz. 31 July 2/1 Drills..such as Fire and Collision stations. Draft additions 1993 Computing. a. The event of two or more records being assigned the same location in memory. ΘΚΠ society > computing and information technology > data > database > [noun] > storage > data collision collision1968 1968 Communications ACM 11 39/1 Once some entries have been made into a scatter storage table, it becomes possible for the computed addresses of different keys to become the same, causing a collision between the storage locations allocated to each. 1975 C. J. Date Introd. Database Syst. ii. 30 Another disadvantage of hash-addressing is the possibility of collisions—that is, two distant stored record occurrences whose keys hash to the same SRA. 1979 A. F. Cardenas Data Base Managem. Syst. vi. 236 Total accesses master records only by randomizing the value of the mandatory control key. Collisions do occur as in every known hashing method. b. (An instance of) simultaneous transmission by more than one node of a network. ΘΚΠ society > computing and information technology > network > [noun] > node > simultaneous transmission collision1982 1982 Longley & Shain Dict. Information Technol. 62/2 In Ethernet, collision detection works in conjunction with carrier sense multiple access methods on a cable network. 1983 Austral. Microcomputer Mag. Aug. 56/2 A more critical problem is collision avoidance, or making sure that no more than one node is transmitting at any given time. 1985 Which Computer? Dec. 14/3 It's difficult to see where a collision has occurred, so terminals have to use a technique called ‘collision detect’ to check the line is clear before sending a message. 1986 Micro Decision Oct. 25/3 The delays caused by collisions mean that networks using this protocol slow down in proportion to the amount of traffic on the network, rather than the number of nodes in the network. This entry has not yet been fully updated (first published 1891; most recently modified version published online December 2021). < n.?a1475
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