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单词 subround
释义

subroundadj.

Brit. /ˌsʌbˈraʊnd/, U.S. /ˌsəbˈraʊnd/
Origin: Formed within English, by derivation; modelled on a Latin lexical item. Etymons: sub- prefix, round adj.
Etymology: < sub- prefix + round adj., after post-classical Latin subrotundus subrotund adj.
Chiefly Biology and Geology.
Somewhat or almost round; roundish; = subrotund adj.
ΘΚΠ
the world > plants > part of plant > reproductive part(s) > seed > [adjective] > of specific shape
subround1779
orthospermous1836
the world > space > shape > curvature > curved three-dimensional shape or body > [adjective] > spherical or globular > spheroidal
spheroidical1698
spheroidical1708
subglobose1752
subglobular1773
subround1779
spheroidal1807
globoid1863
1779 J. Miller Illustr. Sexual Syst. Linnæus I. 73 The seeds..many, subround.
c1789 Encycl. Brit. III. 442/2 The figure of Similitudes is either..Reniform, kidney-shaped, subround [etc.].
1863 Ann. & Mag. Nat. Hist. 12 263 Acanthocystis turfacea... Globular, subround, of a green colour, loricated.
1902 Trans. Amer. Philos. Soc. 20 11 All [sc. the teeth] are subround in section, with more or less defined anterior and posterior cutting edges.
1958 Micropaleontology 4 187/1 Flat, elliptical to subround, thin, black to dark gray phosphatic pellets were abundant in all samples.
2000 B. G. Aston et al. in P. T. Nicholson & I. Shaw Anc. Egyptian Materials & Technol. ii. 53/2 Those [sc. quartzites] from Gebel Ahmar are predominately round to subround whereas those from Aswan are mostly angular to subangular in cross-section.
This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).
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adj.1779
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