pulvinateadj.

Brit.

/ˈpʌlvᵻneɪt/, U.S.

/ˈpəlvəˌneɪt/

Origin: A borrowing from Latin. Etymon: Latin pulvīnātus.

Etymology: < classical Latin pulvīnātus cushion-shaped, in scientific Latin also moderately convex (1686 or earlier in botanical use) < pulvīnus cushion (see pulvinus n.) + -ātus -ate suffix². Compare French pulviné furnished with cushions or pillows (1611 in Cotgrave in an apparently isolated attestation), (of the surface of a fruit) having ridges (1803 in botanical use), cushion-shaped, moderately convex (1812 in botanical use). In sense 2 after pulvinus n. Compare earlier pulvinated adj.

1. Chiefly Botany and Entomology. Resembling a cushion in shape, moderately convex.

ΘΚΠ

the world > plants > part of plant > part defined by form or function > [adjective] > having specific shape

fingered1597

fistular1640

umbilicated1693

pectinal1705

fornicated1750

deltoid1753

linguiform1753

panduriform1753

lingulated1754

campaniform1758

augmented1760

ringed1760

securiform1760

urceolate1760

utricular1760

lingulate1763

vermicular1766

pandurated1771

navicular1793

semicolumnar1793

ungulate1802

capitellate1808

meniscoid1821

virgate1821

mitriform1824

pulvinate1824

caudated1829

vulviform1829

caudate1830

circinate1830

intruded1830

trochlear1830

scalariform1836

hippocrepiform1847

neottious1850

pulviniform1851

foxglove-shaped1856

clathroid1857

molariform1857

velate1857

strombuliform1859

calceiform1860

coralline1860

forniciform1860

urceolar1860

calceolate1861

frustulose1866

pandurate1866

intruse1870

scalar1880

meniscoidal1881

fingerposted1885

applanate1887

trochleariform1895

naviculoid1898

halonate1911

1824 R. K. Greville Flora Edinb. 235 G. pulvinata, stems short, pulvinate.

1826 W. Kirby & W. Spence Introd. Entomol. IV. xlvi. 328 Pulvinate, when in consequence of being depressed in one place, it seems to puff out in another.

1903 Science 13 Feb. 257/2 The stroma is sometimes almost entirely wanting, at other times well developed and conspicuously pulvinate.

1938 Ann. Entomol. Soc. Amer. 31 189 The poison apparatus is of the pulvinate form.

2005 Z. Smith On Beauty 58 These were shaped like fat Oriental gentlemen... Their pulvinate bellies were red satin, and it was here that the needles pierced.

2. Botany. Of a leaf or leaflet: having a pulvinus; = pulvinated adj. 3.

ΘΚΠ

the world > plants > part of plant > leaf > petiole or leaf-stalk > [adjective] > of or having a pulvinule or struma

strumose1841

strumiferous1860

pulvinate1866

strumulose1866

pulvinated1880

pulvinar1882

1866 J. Lindley & T. Moore Treasury Bot. II. 940/2 Pulvinus (adj. Pulvinate, Pulviniform), a cushion-like enlargement at the base of some leaves, or at the apex of some petioles.

1959 New Phytologist 58 29 (title) The effects of daylength on the movements of pulvinate leaves.

1983 S. Holmes Outl. Plant Classif. viii. 100 Leaves often pulvinate in living genera, and with fleshy stipules.

1997 Current Biol. 7 581/2 Mutant leaves are simpler than wild-type leaves, having a shorter petiole bearing one to three pulvinate leaflets.

Derivatives

ˈpulvinately adv. Botany rare in a pulvinate form; with a tendency towards a convex shape.

ΚΠ

1884 Smithsonian Contrib. Knowl 19 48 Thalli pulvinately hemispherical, often confluent, impregnated with lime, and more or less indurated.

1962 Bryologist 65 259 Thyrea pulvinata is a pulvinately lobed, foliose or subfruticose lichen.

This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022).

单词	pulvinate
释义	pulvinateadj. Brit. /ˈpʌlvᵻneɪt/, U.S. /ˈpəlvəˌneɪt/ Origin: A borrowing from Latin. Etymon: Latin pulvīnātus. Etymology: < classical Latin pulvīnātus cushion-shaped, in scientific Latin also moderately convex (1686 or earlier in botanical use) < pulvīnus cushion (see pulvinus n.) + -ātus -ate suffix². Compare French pulviné furnished with cushions or pillows (1611 in Cotgrave in an apparently isolated attestation), (of the surface of a fruit) having ridges (1803 in botanical use), cushion-shaped, moderately convex (1812 in botanical use). In sense 2 after pulvinus n. Compare earlier pulvinated adj. 1. Chiefly Botany and Entomology. Resembling a cushion in shape, moderately convex. ΘΚΠ the world > plants > part of plant > part defined by form or function > [adjective] > having specific shape fingered1597 fistular1640 umbilicated1693 pectinal1705 fornicated1750 deltoid1753 linguiform1753 panduriform1753 lingulated1754 campaniform1758 augmented1760 ringed1760 securiform1760 urceolate1760 utricular1760 lingulate1763 vermicular1766 pandurated1771 navicular1793 semicolumnar1793 ungulate1802 capitellate1808 meniscoid1821 virgate1821 mitriform1824 pulvinate1824 caudated1829 vulviform1829 caudate1830 circinate1830 intruded1830 trochlear1830 scalariform1836 hippocrepiform1847 neottious1850 pulviniform1851 foxglove-shaped1856 clathroid1857 molariform1857 velate1857 strombuliform1859 calceiform1860 coralline1860 forniciform1860 urceolar1860 calceolate1861 frustulose1866 pandurate1866 intruse1870 scalar1880 meniscoidal1881 fingerposted1885 applanate1887 trochleariform1895 naviculoid1898 halonate1911 1824 R. K. Greville Flora Edinb. 235 G. pulvinata, stems short, pulvinate. 1826 W. Kirby & W. Spence Introd. Entomol. IV. xlvi. 328 Pulvinate, when in consequence of being depressed in one place, it seems to puff out in another. 1903 Science 13 Feb. 257/2 The stroma is sometimes almost entirely wanting, at other times well developed and conspicuously pulvinate. 1938 Ann. Entomol. Soc. Amer. 31 189 The poison apparatus is of the pulvinate form. 2005 Z. Smith On Beauty 58 These were shaped like fat Oriental gentlemen... Their pulvinate bellies were red satin, and it was here that the needles pierced. 2. Botany. Of a leaf or leaflet: having a pulvinus; = pulvinated adj. 3. ΘΚΠ the world > plants > part of plant > leaf > petiole or leaf-stalk > [adjective] > of or having a pulvinule or struma strumose1841 strumiferous1860 pulvinate1866 strumulose1866 pulvinated1880 pulvinar1882 1866 J. Lindley & T. Moore Treasury Bot. II. 940/2 Pulvinus (adj. Pulvinate, Pulviniform), a cushion-like enlargement at the base of some leaves, or at the apex of some petioles. 1959 New Phytologist 58 29 (title) The effects of daylength on the movements of pulvinate leaves. 1983 S. Holmes Outl. Plant Classif. viii. 100 Leaves often pulvinate in living genera, and with fleshy stipules. 1997 Current Biol. 7 581/2 Mutant leaves are simpler than wild-type leaves, having a shorter petiole bearing one to three pulvinate leaflets. Derivatives ˈpulvinately adv. Botany rare in a pulvinate form; with a tendency towards a convex shape. ΚΠ 1884 Smithsonian Contrib. Knowl 19 48 Thalli pulvinately hemispherical, often confluent, impregnated with lime, and more or less indurated. 1962 Bryologist 65 259 Thyrea pulvinata is a pulvinately lobed, foliose or subfruticose lichen. This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022). < adj.1824
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