单词 | botryoidal |
释义 | botryoidaladj. Resembling a bunch of grapes. ΘΚΠ the world > the earth > minerals > mineral structure or appearance > [adjective] > botryoidal botryoida1728 botryoidal1748 staphyline1820 the world > space > shape > curvature > curved three-dimensional shape or body > [adjective] > spherical or globular > spheroidal > others spec. > a number joined together botryoida1728 botriform1737 botryoidal1748 uvelloid1880 1748 J. Hill Gen. Nat. Hist. I. 608 This copper is also frequently of a botryoidal appearance. 1816 P. Cleaveland Elem. Treat. Mineral. & Geol. 544 Earthy arseniate of cobalt..occurs in crusts, which are sometimes reniform or botryoidal. 1876 J. S. Bristowe Treat. Theory & Pract. Med. i. ii. 92 These increase in size by concentric additions to their surface, and presently coalesce into botryoidal masses. 1930 H. G. Newth Marshall & Hurst's Junior Course Pract. Zool. (ed. 11) v. 67 The botryoidal tissue consists of a network of vessels, the channels of which are irregular in width. 2008 Rock & Gem Apr. 89/3 These Mexico malachites are a stunning, deep velvet green with typical botryoidal form. This entry has been updated (OED Third Edition, June 2016; most recently modified version published online December 2021). < adj.1748 |
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