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单词 rostrato-
释义

rostrato-comb. form

Stress is usually determined by a subsequent element and vowels may be reduced accordingly. Some degree of stress is always maintained on the second syllable. If the subsequent element is an existing word, it is likely to retain its original stress pattern, e.g. rostrato-acuminate Brit. /rɒˌstrɑːtəʊəˈkjuːmᵻnət/, /rɒˌstreɪtəʊəˈkjuːmᵻnət/, U.S. /rɔˌstrɑdoʊəˈkjumənət/, /rɑˌstrɑdoʊəˈkjumənət/, /rɔˌstreɪdoʊəˈkjumənət/, /rɑˌstreɪdoʊəˈkjumənət/.
Origin: A borrowing from Latin, combined with an English element. Etymons: Latin rostrātus , -o- connective.
Etymology: < classical Latin rostrātus rostrate adj. + -o- connective. Compare post-classical Latin rostrato-acuminatis (1784 or earlier). Compare rostro- comb. form.Found in a small number of formations in botany and zoology, exemplified below.
Botany and Zoology. Now rare.
Forming adjectives with the sense ‘rostrate and ——’, as rostrato-acuminate, rostrato-nariform.
ΚΠ
1799 J. Hull Brit. Flora 207 Male spike linear, fem. roundish, caps. rostrato-acuminate.
1846 J. D. Dana U.S. Exploring Exped.: Zoophytes 432 In some instances the outer lip..is elongate, producing a rostrato-nariform shape.
1860 W. H. Harvey & O. W. Sonder Flora Capensis I. 34 Ovary 3-lines long, ovate, rostrato-acuminate.
1893 G. Brook Catal. Madreporarian Corals Brit. Mus. I. 195 Radial corallites not numerous, frequently arranged in linear series.., tubo-nariform or rostrato-nariform.
This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022).
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