octomeraladj.

Brit.

/ɒkˈtamərəl/,

/ɒkˈtam(ə)rl̩/, U.S.

/ɑkˈtɑmərəl/

Origin: A borrowing from Latin, combined with an English element. Etymons: Latin octomerus , -al suffix¹.

Etymology: < scientific Latin octomerus (1873 as a specific epithet; < ancient Greek ὀκτώ- octo- comb. form + μέρος part: see mero- comb. form¹) + -al suffix¹. Compare earlier octamerous adj.

Botany and Zoology. rare.

Having parts arranged in groups of eight; = octamerous adj.

ΘΚΠ

the world > animals > invertebrates > Radiata > [adjective] > having eight radiating parts

octamerous1857

octomeral1871

the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > [adjective] > having specific arrangement or number of member parts

regular1760

decandrous1808

irregular1826

tetramerous1835

pentamerous1848

symmetrical1849

hexamerous1857

isomerous1857

octamerous1857

anisomerous1861

octomeral1871

hemicyclic1875

zygomorphic1875

zygomorphous1879

tetracyclic1880

heteromerous1882

heterocyclic1895

oligomerous1897

pleiomerous1898

decasepalous-

1871 Proc. Royal Soc. 1870–71 19 451 The Secondary and Tertiary genera with hexameral, octomeral, or tetrameral and decameral septal arrangements are noticed.

1996 Philos. Trans. (Royal Soc.) B. 351 280 The comb-rows [of ctenophores] define an octomeral symmetry.

This entry has been updated (OED Third Edition, March 2004; most recently modified version published online March 2022).

单词	octomeral
释义	octomeraladj. Brit. /ɒkˈtamərəl/, /ɒkˈtam(ə)rl̩/, U.S. /ɑkˈtɑmərəl/ Origin: A borrowing from Latin, combined with an English element. Etymons: Latin octomerus , -al suffix¹. Etymology: < scientific Latin octomerus (1873 as a specific epithet; < ancient Greek ὀκτώ- octo- comb. form + μέρος part: see mero- comb. form¹) + -al suffix¹. Compare earlier octamerous adj. Botany and Zoology. rare. Having parts arranged in groups of eight; = octamerous adj. ΘΚΠ the world > animals > invertebrates > Radiata > [adjective] > having eight radiating parts octamerous1857 octomeral1871 the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > [adjective] > having specific arrangement or number of member parts regular1760 decandrous1808 irregular1826 tetramerous1835 pentamerous1848 symmetrical1849 hexamerous1857 isomerous1857 octamerous1857 anisomerous1861 octomeral1871 hemicyclic1875 zygomorphic1875 zygomorphous1879 tetracyclic1880 heteromerous1882 heterocyclic1895 oligomerous1897 pleiomerous1898 decasepalous- 1871 Proc. Royal Soc. 1870–71 19 451 The Secondary and Tertiary genera with hexameral, octomeral, or tetrameral and decameral septal arrangements are noticed. 1996 Philos. Trans. (Royal Soc.) B. 351 280 The comb-rows [of ctenophores] define an octomeral symmetry. This entry has been updated (OED Third Edition, March 2004; most recently modified version published online March 2022). < adj.1871
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