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单词 quinate
释义

quinaten.

Brit. /ˈkwɪneɪt/, /ˈkɪneɪt/, U.S. /ˈkwɪˌneɪt/, /ˈkɪˌneɪt/
Forms: 1800s– kinate, 1800s– quinate.
Origin: Formed within English, by derivation; perhaps modelled on a French lexical item. Etymons: quina n., -ate suffix1; -ate suffix1.
Etymology: Either < quina n. + -ate suffix1, or < quin- (in quinic adj., although this is first attested slightly later) + -ate suffix1, in either case perhaps after French quinquinate (Deschamps 1803, in Ann. de chimie 48 70). Compare French kinate (1821 or earlier; also quinate).
Chemistry.
A salt or ester of quinic acid.
ΚΠ
1810 T. Thomson Syst. Chem. (ed. 4) III. 106 Kinates. Hitherto only one species of this genus of salts has been examined, the kinate of lime, which exists in a species of Peruvian bark.
1857 W. A. Miller Elements Chem. III. 352 Adding a solution of subacetate of lead to a neutral kinate [1862 quinate].
1871 Philos. Trans. (Royal Soc.) 161 4 The juice..mixed with milk of lime..readily yields on evaporation an abundant crop of crystals of calcic quinate.
1988 Nature 11 Aug. 518/2 Cells grown under strictly anaerobic conditions in pre-reduced medium with nitrous oxide and 25 μM ferric quinate, contained a chain of approximately ten iron-rich magnetosomes.
1999 Ecology 80 1974/2 Concentrations of 5-caffeoylquinic and 5-coumaroylquinic acids were significantly higher in fertilized saplings, whereas the opposite was true for corresponding quinates substituted at 3-position.
This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022).

quinateadj.

Brit. /ˈkwʌɪneɪt/, U.S. /ˈkwaɪˌneɪt/
Origin: A borrowing from Latin. Etymon: Latin quinatus.
Etymology: < post-classical Latin or scientific Latin quinatus (1740 or earlier) < classical Latin quīnī five each (see quinary n.) + -ātus -ate suffix2. Compare French quiné (1783). Compare binate adj., ternate adj., quaternate adj.
Botany.
Of a compound leaf: having five leaflets growing from a common point.
ΘΚΠ
the world > plants > part of plant > leaf > [adjective] > compound or lobed
cut1565
winged1668
pinnate1687
conjugated1690
trifoliated1698
auriculated1712
auriculate1714
pennate1723
pinnated1725
pennated1727
bigeminate1753
lyrated1753
pedated1753
pinnatifid1753
supradecomposite1753
supradecompound1753
ternated1753
trifoliate1753
lyrate1760
pedate1760
quinate1760
ternate1760
tripinnate1760
palmed1767
bilobated1770
lyre-shaped1778
pennatifid1778
finger-parted1783
superdecompound1783
bipinnate1785
biternate1785
conjugate1785
lobed1787
tergeminate1793
wing-cleft1796
yoked?1803
binate1807
septenate1807
trijugous1813
auricled1821
pinniform1821
multijugous1828
pinnulate1828
trifoliolate1828
bipinnatifid1830
multifoliolate1831
multijugate1831
quinquefoliolate1832
bifoliolate1835
pinnatisected1837
palmatifid1839
tripinnatifid1839
foliate1840
palmatipartite1840
pinnatilobate1840
pinnatipartite1840
pinnatisect1840
bipinnated1842
biconjugate1847
imparipinnate1847
paripinnate1851
pinnatulate1855
polytomous1856
multifoliate1857
pennati-partite1857
pennati-sected1857
ternato-pinnate1857
tripinnatisect1857
patentoternate1859
septemfoliate1859
bipinnatipartite1861
bipinnatisected1861
bipalmate1864
pinnatilobed1866
septenous1866
cut-leaved1870
lobing1870
ternatisect1870
tripinnated1876
trijugate1880
jugate1887
pinnulated1890
trisect1899
tridigitate1900
trigeminous1900
1760 J. Lee Introd. Bot. iii. vi. 183 They are termed Binate, Ternate, or Quinate, growing two, three, or five together, according to the number of Folioles, of which the digitate Leaf consists.
1792 T. Martyn Flora Rustica §16 Trifolium lupinaster... The heads of flowers halved; the leaves quinate or in fives, and sessile.
1830 J. Lindley Introd. Nat. Syst. Bot. 115 Leaves..compound, quinate or septenate.
1861 A. Pratt Flowering Plants & Ferns Great Brit. I. 4 A quinate leaf consists of five leaflets, as in Marsh Cinquefoil.
1896 Bull. Torrey Bot. Club 23 303 Leaves quinate as well as ternate, leaflets deeply toothed, in the quinate leaves the lower ones often smaller.
1914 G. R. Shaw Genus Pinus ii. 32 Pinus parviflora... A tree of the mountains of Japan and Formosa,..it is recognized by its very short quinate leaves and by its nearly sessile cones.
1985 J. Soule Gloss. Hort. Crops 83 (caption) A quinate leaf typified by dewberry (Rubus trivialis).
This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022).
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n.1810adj.1760
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