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单词 rostelliform
释义

rostelliformadj.

Brit. /rɒˈstɛlɪfɔːm/, U.S. /rɔsˈtɛləˌfɔrm/, /rɑsˈtɛləˌfɔrm/
Origin: Formed within English, by compounding; perhaps modelled on a Latin lexical item. Etymons: rostellum n., -iform comb. form.
Etymology: < rostellum n. + -iform comb. form, perhaps after scientific Latin rostelliformis (1809 or earlier).
Botany and Zoology. Now rare.
Of a (small) part: shaped like a beak. Cf. rostellum n.
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 > of form or shape of
rostelliform1819
1819 G. Samouelle Entomologist's Compend. 292 Proboscis sheathed beneath a rostelliform process.
1830 J. Lindley Introd. Nat. Syst. Bot. 257 Seeds with a..lateral rostelliform hilum.
1983 Bull. Torrey Bot. Club 110 13/1 They also described a new species, H[emizonia] multicaulis, with an inflexed rostelliform stipe.
This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022).
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adj.1819
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