rostellateadj.

Brit.

/ˈrɒstɛleɪt/,

/ˈrɒstᵻleɪt/, U.S.

/rɑˈstɛleɪt/,

/ˈrɑstəleɪt/,

/rɔˈstɛleɪt/,

/ˈrɔstəleɪt/

Origin: Formed within English, by derivation; probably modelled on a Latin lexical item. Etymons: rostellum n., -ate suffix².

Etymology: < rostellum n. + -ate suffix², probably after scientific Latin rostellata (1790 in zoology as a specific name, 1818 in botany as a specific epithet).

Originally and chiefly Botany.

Having a small beak-like projection; having a rostrum or rostellum.

ΘΚΠ

the world > plants > part of plant > reproductive part(s) > seed > [adjective] > of parts > relating to embryo or radicle

rostellate1800

orthotropous1819

peritropal1819

radicular1819

rostelliform1819

homotropous1829

heterotropous1830

heterotropal1832

axile1839

amphitropous1841

homotropal1844

rostellara1845

amphitropal1847

peritropous1849

polyembryonate1864

polyembryonic1864

proembryonic1875

the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > [adjective] > relating to tape-worms > relating to hooked part of head > having

rostellate1800

1800 J. Hull Elements Bot. I. 144 It [sc. the rostrum of a seed] sometimes occupies..the base or umbilical region, as in..many somewhat reniform seeds, which are from thence named reniformi-rostellate (reniformi-rostellata).

1818 W. P. C. Barton Compendium Floræ Philadelphicæ I. 156 Hop-like Sedge... Fruit subrotund-triquetrous, obvate rostellate; mouth entire, longer than the oblong-mucronate scale.

1826 W. Kirby & W. Spence Introd. Entomol. IV. xlvii. 384 Mouth perfect, or rostellate.

1866 J. Lindley & T. Moore Treasury Bot. II. 992/2 Rostellate,..terminating gradually in a hard long straight point—as the pod of radish.

1922 Bryologist 25 92 The leaves were very nearly entirely obtuse, with the margin frequently recurved, the capsules very short and wide, the lid remarkably short, only very slightly rostellate.

1989 Ann. Missouri Bot. Garden 76 151 The ovary of subg[enus] Heterocharis appears rostellate after senescence of the perianth.

2000 Bryologist 103 514/2 Capsules inclined, curved and asymmetric, or straight, cylindric, with superficial stomata on lower half; operculum convex-conic, rostellate or rostrate.

This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022).

单词	rostellate
释义	rostellateadj. Brit. /ˈrɒstɛleɪt/, /ˈrɒstᵻleɪt/, U.S. /rɑˈstɛleɪt/, /ˈrɑstəleɪt/, /rɔˈstɛleɪt/, /ˈrɔstəleɪt/ Origin: Formed within English, by derivation; probably modelled on a Latin lexical item. Etymons: rostellum n., -ate suffix². Etymology: < rostellum n. + -ate suffix², probably after scientific Latin rostellata (1790 in zoology as a specific name, 1818 in botany as a specific epithet). Originally and chiefly Botany. Having a small beak-like projection; having a rostrum or rostellum. ΘΚΠ the world > plants > part of plant > reproductive part(s) > seed > [adjective] > of parts > relating to embryo or radicle rostellate1800 orthotropous1819 peritropal1819 radicular1819 rostelliform1819 homotropous1829 heterotropous1830 heterotropal1832 axile1839 amphitropous1841 homotropal1844 rostellara1845 amphitropal1847 peritropous1849 polyembryonate1864 polyembryonic1864 proembryonic1875 the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > [adjective] > relating to tape-worms > relating to hooked part of head > having rostellate1800 1800 J. Hull Elements Bot. I. 144 It [sc. the rostrum of a seed] sometimes occupies..the base or umbilical region, as in..many somewhat reniform seeds, which are from thence named reniformi-rostellate (reniformi-rostellata). 1818 W. P. C. Barton Compendium Floræ Philadelphicæ I. 156 Hop-like Sedge... Fruit subrotund-triquetrous, obvate rostellate; mouth entire, longer than the oblong-mucronate scale. 1826 W. Kirby & W. Spence Introd. Entomol. IV. xlvii. 384 Mouth perfect, or rostellate. 1866 J. Lindley & T. Moore Treasury Bot. II. 992/2 Rostellate,..terminating gradually in a hard long straight point—as the pod of radish. 1922 Bryologist 25 92 The leaves were very nearly entirely obtuse, with the margin frequently recurved, the capsules very short and wide, the lid remarkably short, only very slightly rostellate. 1989 Ann. Missouri Bot. Garden 76 151 The ovary of subg[enus] Heterocharis appears rostellate after senescence of the perianth. 2000 Bryologist 103 514/2 Capsules inclined, curved and asymmetric, or straight, cylindric, with superficial stomata on lower half; operculum convex-conic, rostellate or rostrate. This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022). < adj.1800
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