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单词 absciss
释义

abscissn.

Brit. /ˈabsɪs/, U.S. /ˈæbsəs/
Forms:

α. 1600s– absciss.

β. 1600s–1700s abscisse.

Origin: A borrowing from Latin. Probably also partly a borrowing from French. Etymons: Latin abscissa; French abscisse.
Etymology: In α. forms < post-classical Latin abscissa abscissa n., with omission of the ending. In β. forms probably < French abscisse (1693) < post-classical Latin abscissa abscissa n. Compare slightly later abscissa n. 1.
Mathematics. Now rare.
= abscissa n. 1.
ΘΚΠ
the world > relative properties > number > geometry > geometric space > [noun] > division or marking of > axis > part of
absciss1692
abscissa1694
subtangent1702
subnormal1704
subsecant1734
1692 in I. Newton Corr. (1961) III. 225 Then He determines ye Relation between ye absciss and ye Area by any assumed Equation, & by gathering their fluxion from thence, He Obtains a new Equation whereby ye Relation between ye Absciss & Ordinate is determin'd.
1698 Philos. Trans. (Royal Soc.) 20 192 The Abscisse corresponding to a certain Area in any Curve.
1706 H. Ditton Inst. Fluxions 31 'Tis required to find the relation of the Fluxion of the Ordinate to the Fluxion of the Abscisse.
1749 D. Hartley Observ. Man i. iii. §2. 339 The Ordinates & Points of the Absciss being given, in the unknown Curve.
1801 Encycl. Brit. Suppl. II. 740/1 The abscisses and ordinates of an ellipsis, or other curve line, are variable quantities.
1893 J. Nisbet Brit. Forest Trees 39 The rate of growth in height can be represented by co-ordinates,..the ordinate being the height attainable, and the absciss the age at which it is obtained.
1945 Nat. Math. Mag. 20 30 Beginning with x = a, construct rectangles on successive ordinates and absciss-segments.
This entry has been updated (OED Third Edition, September 2009; most recently modified version published online December 2021).

abscissv.

Brit. /abˈsɪs/, U.S. /æbˈsɪs/
Forms: 1600s 1800s– absciss, 1900s– abscisse (rare).
Origin: A borrowing from Latin. Perhaps also partly formed within English, by back-formation. Etymons: Latin absciss- , abscindere ; abscission n.
Etymology: Originally < classical Latin absciss-, past participial stem of abscindere abscind v. In later use perhaps independently as a back-formation < abscission n. Compare earlier abscise v.
1. transitive. Surgery. To cut off or away; = abscise v. 1. Cf. abscission n. 1. rare.
ΘΚΠ
the world > relative properties > wholeness > mutual relation of parts to whole > separation > separation or detachment > detach [verb (transitive)] > cut off
becarveOE
carvec1000
hewc1000
shredc1275
cuta1300
chapc1325
cleavec1330
off-shearc1330
withscore1340
to cut offc1380
colea1400
slivea1400
to score awayc1400
abscisea1500
discidea1513
sharea1529
off-trenchc1530
off-hewc1540
pare1549
detrench1553
slice?1560
detrunk1566
sneck1578
resect1579
shred1580
curtail1594
off-chop1594
lop?1602
disbranch1608
abscind1610
snip1611
circumcise1613
desecate1623
discerpa1628
amputate1638
absciss1639
prescind1640
notch1820
1639 J. Woodall Treat. Gangrena in Surgeons Mate (rev. ed.) 407 Let the other helper hold the other part, I meane the putrid part to be abscissed in his hand.
1869 G. Lawson Dis. Eye ii. 52 Another way of abscissing the staphyloma is to transfix its base with a Beer's knife.
1983 Social Sci. & Med. 17 1731/2 If they [sc. prolapsed structures] are lacerated, or necrotic they are abscissed and the scleral wound repaired.
2. Botany.
a. intransitive. Of a leaf or other part: to undergo abscission; = abscise v. 2b.
ΘΚΠ
the world > relative properties > wholeness > mutual relation of parts to whole > separation > separation or detachment > become detached [verb (intransitive)] > fall off or out
to fall offeOE
fallOE
to fall awayc1300
to fall forth1560
absciss1918
1918 Bot. Gaz. 66 41 The lower leaves began to absciss.
1945 J. C. Gilman Man. Soil Fungi i. 25 Only a few in sympodial forms abscissing while still closed.
1999 D. Ingram & N. Robertson Plant Dis. v. 109 The other interest lies in the failure of the leaves to absciss, which suggests that the fungus is interfering with the normal hormone control of leaf abscission in the plant.
b. transitive. To cause to undergo abscission; = abscise v. 2a. Usually in passive.
ΚΠ
1928 Bot. Gaz. 85 213 (caption) Type of abscission in which only portion of the pedicel is abscissed.
1983 Amer. Jrnl. Bot. 70 No. 5. ii. 82/2 Morphological and comparative evidence supports the conclusion that L. garnettensis abscissed its ultimate branches.
1996 Jrnl. Trop. Ecol. 12 371 D. mannii fruit are unusual, being covered by a dense mat of irritant hairs that are largely retained, but become looser on ripening, when fruit are abscissed.

Derivatives

abˈscissed adj.
ΚΠ
1639 J. Woodall Treat. Gangrena in Surgeons Mate (rev. ed.) 401 To stay with the palme of his hand the medicines applyed to the end of the abscissed stumpe.
1872 Lancet 22 June 855/2 Artificial eyes were put upon old shrunken stumps of accidentally wounded and lost or surgically abscissed and dangerous eyes.
1918 Bot. Gaz. 66 36 The numbers refer to the total number of abscissed petioles at the corresponding dates.
2002 Jrnl. Appl. Ecol. 39 892/1 The number of abscissed young fruits might explain effects in the number of harvested apples.
This entry has been updated (OED Third Edition, September 2009; most recently modified version published online December 2021).
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