cyathiformadj.
/ˈsʌɪəθɪfɔːm/ Shaped like a cup a little widened at the top. (Chiefly in Botany.)
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the world > space > shape > flaring at extremity > [adjective]
flaring1627
flue1676
cyathiform1776
flanching1802
wineglass-cooler1884
aflare1895
umbelliferous1896
flared1928
1776 J. Lee Introd. Bot. (ed. 3) 245 Ciathiform, shaped like a Drinking-Glass.
1785 T. Martyn tr. J.-J. Rousseau Lett. Elements Bot. xxii. 321 Bignonia has a cyathiform calyx, narrow at bottom, and spreading wide at top.
1835 Penny Cycl. III. 535/2 They [Doric pillars] are fluted and tapering, with a large cyathiform capital.
1846 J. D. Dana U.S. Exploring Exped.: Zoophytes 140 When fully expanded, the disk is cyathiform.
This entry has not yet been fully updated (first published 1893; most recently modified version published online March 2019).
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adj.1776