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单词 gnomon
释义

gnomonn.

/ˈnəʊmən/
Forms: Also 1500s–1600s (Florio, pseudo-etymologically) gnow-, know-man, 1600s, 1800s irregular gnomen.
Etymology: < Greek γνώμων inspector, indicator (spec. the gnomon of a dial, a carpenter's square), < γνω- , γιγνώσκειν to perceive, judge, knows adj. The proximate source may have been Latin or French gnomon.
1.
a. A pillar, rod, or other object which serves to indicate the time of day by casting its shadow upon a marked surface; esp. the pin or triangular plate used for this purpose in an ordinary sun-dial.
ΘΚΠ
the world > time > instruments for measuring time > [noun] > sundial > parts of
pinOE
gnomon1546
style1577
cock1585
hour-line1593
substyle1593
index1594
noon-line1596
incliner1638
substylara1652
substylar linea1652
staff1669
nodus1678
node1704
stylus1796
noon-mark1842
sun line1877
1546 T. Langley tr. P. Vergil Abridgem. Notable Worke ii. v. 42 b Anaximenes..founde..the first dial that declareth the houres by the Shadowe of the Gnomon.
1598 J. Florio Worlde of Wordes Gnomone, the know-man or gnow-man of a diall.
1601 P. Holland tr. Pliny Hist. World I. 150 In all the circumference of this climat and parellele, at noon tide vpon an Equinoctiall day, the stile in the diall which they call Gnomon 7 foot long, casteth a shadow not aboue 4 foot.
1646 Sir T. Browne Pseudodoxia Epidemica iv. ii. 181 We usually say a Gnomon or needle is in the middle of a Diall. View more context for this quotation
1742 E. Young Complaint: Night the Second 28 Warnings point out our Danger, Gnomons, Time.
1835 H. Miller Scenes & Legends N. Scotl. xxiv. 412 On the western gable there was fixed a huge gnomon of bronze.
1860 J. Tyndall Glaciers of Alps i. xxv. 177 Like gnomons of a vast sundial, the Aiguilles cast their fanlike shadows, [etc.].
b. A column or other apparatus employed in observing the meridian altitude of the sun.
ΘΚΠ
the world > the universe > cosmology > science of observation > astronomical instruments > measuring altitude > [noun] > gnomon
gnomon1625
1625 N. Carpenter Geogr. Delineated i. vi. 138 In the time of either Æquinoctiall in some Horizontall plaine, in the open Sun-shine, let there be erected a Gnomon.
1728 E. Chambers Cycl. at Gnome Those conversant in Observations, prefer the Gnomon to the smaller Quadrants.
1837 H. Hallam Introd. Lit. Europe I. iii. 258 The gnomon erected by Toscanelli in the cathedral at Florence. [Note] By much the loftiest in Europe.
1854 L. Tomlinson tr. D. F. J. Arago Pop. Lect. Astron. 17 Anaximander..constructed at Sparta the gnomon that enabled him to observe the equinoxes and the solstices.
c. jocularly. The nose. Obsolete.
ΘΚΠ
the world > life > the body > external parts of body > head > face > nose > [noun]
noseeOE
naseeOE
nebeOE
billa1000
nesec1175
grunyie?a1513
gnomon1582
nib1585
proboscis1631
handle to (also of, on) one's face1675
snot-gall1685
nozzle1689
bowsprit1690
smeller1699
snitch1699
trunk1699
vessel1813
index1817
conk1819
sneezer1820
scent box1826
snorter1829
snuff-box1829
bugle1847
beak1854
nasal1854
sniffer1858
boko1859
snoot1861
snorer1891
horn1893
spectacles-seat1895
razzo1899
beezer1915
schnozzle1926
schnozzola1929
schnozz1930
snozzle1930
honker1942
hooter1958
1582 R. Stanyhurst tr. T. More in tr. Virgil First Foure Bookes Æneis 100 Syth mye nose owtpeaking, good syr, your liplabor hindreth, Hardlye ye may kisse mee, where no such gnomon apeereth.
1616 B. Jonson Cynthias Revels (rev. ed.) v. iv, in Wks. I. 251 Her nose, [is] the gnomon of Loues diall, that tells you how the clocke of your heart goes.]
1782 W. Cowper Conversation in Poems 226 Th' emphatic speaker dearly loves t' oppose In contact inconvenient, nose to nose, As if the gnomon on his neighbour's phiz, Touched with a magnet had attracted his.
a1803 C. L. Lewes Mem. (1805) I. 92 Giving him at the same time, a blow that demolished the gnomen of poor Roger's face.
2. Occasionally applied to other instruments serving as ‘indicators’ (see quots.). Also figurative. Obsolete.
ΘΚΠ
society > communication > indication > [noun] > an indication or sign > mechanical device or recording instrument
gnomon1599
annunciator1848
indicator-
1599 Master Broughtons Lett. Answered viii. 28 S. Austen [is] your Index and gnomon for S. Peters place of preaching to the spirits.
1600 R. Cawdrey Treasurie Similies 114 The Saylers Gnomon, or rule, which is commonly called the Marriners Needle.
1755 B. Martin Mag. Arts & Sci. iii. vii. 325 Professor Richman..lost his Life by an electrical Stroke..as he was observing..the Effects of Electricity upon his Gnomon, or Electrometer.
3. plural. The teeth which indicate the age of a horse, etc. (= Greek οἱ γνώμονες). Obsolete. rare.
ΘΚΠ
the world > animals > mammals > group Ungulata (hoofed) > family Equidae (general equines) > body or parts of horse > [noun] > mouth or type of > teeth > that indicate age
gnomons1607
shell-tooth1706
smooth mouth1940
1607 E. Topsell Hist. Foure-footed Beastes 22 An Asse and a Mule haue 36. teeth... Their third & fourth teeth are called Gnomons, that is, Regulars, because by them there is a tried rule to know their age.
4. A rule, canon of belief or action. Obsolete. [So Greek γνώμων ; a transferred use of the sense ‘carpenter's square’. (In quot. 1698 perhaps an error for gnome n.1)]
ΘΚΠ
society > authority > control > [noun] > regulation > a regulation or rule
lawa1225
precepta1325
line1340
observancea1382
rulea1387
reglec1475
regimentc1485
reuglec1485
instruction1526
maxima1564
maxim1578
preception1620
reglement1622
positure1624
gnomon1627
regulationa1640
parapegm1646
rubric1891
reg1904
1627 W. Sclater Briefe Expos. 2 Thess. (1629) 203 Making Scripture my gnomon and canon.
1651 N. Biggs Matæotechnia Medicinæ Praxeωs ⁋180 A nimiety of redundance of bloud is the only Gnomon in the table of directions for phlebotomy.
1660 Bp. J. Taylor Ductor Dubitantium I. ii. iii. Rule 14 §10 Eunomius..affirm'd tradition of the Fathers to be the Gnomon or Canon of faith, and yet said [etc.].
1698 R. Ferguson View of Ecclesiastick in Socks & Buskins 67 To spare Mens Persons when we speak of their Faults, according to the common Gnomon, Mea & Tua Persona pro Ego & Tu.
5.
a. Geometry. The part of a parallelogram which remains after a similar parallelogram is taken away from one of its corners. [So Greek γνώμων, from the resemblance of the shape to a carpenter's square.]
ΘΚΠ
the world > relative properties > number > geometry > shape or figure > [noun] > two-dimensional > quadrilateral > parallelogram > part of
gnomon1570
1570 H. Billingsley tr. Euclid Elements Geom. ii. f. 60v In euery parallelogramme, one of those parallelogrammes, which soeuer it be, which are about the diameter, together with the two supplementes, is called a Gnomon.
1705 E. Scarburgh tr. Euclid in Eng. Euclide 121 Therefore the Gnomon KLM, and the square CF are equal to the Rectangle twice contained by AB, BC.
1838 Young Euclid ii. Def. ii. 57.
b. An odd number. (So called by the Pythagoreans.) Obsolete.The difference between two squares being geometrically a gnomon, the name was applied in arithmetic to the differences between the squares of successive integers, i.e. to the odd numbers 3, 5, 7, 9, 11, etc.
ΘΚΠ
the world > relative properties > number > mathematical number or quantity > [noun] > particular qualities > parity > oddness
odda1398
oddnessa1398
imparity1646
gnomon1660
1660 T. Stanley Hist. Philos. III. i. 55 Odd numbers they called Gnomons, because being added to squares they keep the same figures; so Gnomons do in Geometry.
c. Each of the successive subtrahends (after the first) in the process of finding the square root.
ΚΠ
a1690 S. Jeake Λογιστικηλογία (1696) 194 The second number to be substracted, called a Gnomon.
6. Something shaped like a carpenter's square; an L-shaped bar, etc. Obsolete.
ΘΚΠ
the world > space > shape > angularity > specific angular shape > [noun] > object resembling carpenter's square
square1530
gnomon1669
1669 R. Boyle Contin. New Exper. Physico-mech. (1682) ii. 8 GGG is the Gnomon fastened to the plate BB.
1669 R. Boyle Contin. New Exper. Physico-mech. (1682) ii. 16 H is the Gnomon affixed to the Globe AA making fast the spring G.
1777 Darwin in Philos. Trans. (Royal Soc.) 68 89 A gnomon of thin brass was made to stand over his nose.

Derivatives

ˈgnomonless adj.
ΚΠ
1832 J. Wilson in Blackwood's Edinb. Mag. 32 133 The dial-stone..stands gnomenless.
This entry has not yet been fully updated (first published 1900; most recently modified version published online June 2022).
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更新时间:2024/12/23 8:27:09