† obtrigonaladj.

Origin: Formed within English, by derivation; modelled on a Latin lexical item. Etymons: ob- prefix, trigonal adj.

Etymology: < ob- prefix + trigonal adj., after post-classical Latin obtrigonus (1849 in the source translated). Compare earlier obtrigonate adj. and obtriangular adj. N.E.D. (1902) gives the pronunciation as (ǫbtri·gŏnăl) /ɒbˈtrɪɡənəl/.

Entomology. Obsolete. rare.

= obtriangular adj.

ΘΚΠ

the world > life > biology > physical aspects or shapes > shape > [adjective] > triangular or three-sided

triquetral1646

trigonala1728

triquetrous1752

trigonate1815

obtrigonate1819

trigonous1821

trigonoidal1822

obtriangular1826

obtrigonal1856

1856–8 W. Clark tr. J. van der Hoeven Handbk. Zool. I. 323 Antennæ moderate, third joint..obtrigonal [L. obtrigono].

1856–8 W. Clark tr. J. van der Hoeven Handbk. Zool. I. 672 Shell oblong, oval or obtrigonal [L. obtrigona].

This entry has been updated (OED Third Edition, March 2004; most recently modified version published online June 2018).

单词	obtrigonal
释义	† obtrigonaladj. Origin: Formed within English, by derivation; modelled on a Latin lexical item. Etymons: ob- prefix, trigonal adj. Etymology: < ob- prefix + trigonal adj., after post-classical Latin obtrigonus (1849 in the source translated). Compare earlier obtrigonate adj. and obtriangular adj. N.E.D. (1902) gives the pronunciation as (ǫbtri·gŏnăl) /ɒbˈtrɪɡənəl/. Entomology. Obsolete. rare. = obtriangular adj. ΘΚΠ the world > life > biology > physical aspects or shapes > shape > [adjective] > triangular or three-sided triquetral1646 trigonala1728 triquetrous1752 trigonate1815 obtrigonate1819 trigonous1821 trigonoidal1822 obtriangular1826 obtrigonal1856 1856–8 W. Clark tr. J. van der Hoeven Handbk. Zool. I. 323 Antennæ moderate, third joint..obtrigonal [L. obtrigono]. 1856–8 W. Clark tr. J. van der Hoeven Handbk. Zool. I. 672 Shell oblong, oval or obtrigonal [L. obtrigona]. This entry has been updated (OED Third Edition, March 2004; most recently modified version published online June 2018). < adj.1856
随便看	parsimonies parsimonious parsimoniously parsimoniousness parsimoniousnesses parsimony parsing parsings parsism parsley parsley apple parsley breakstone parsley butter parsley butterfly parsley camphor parsley caterpillar parsley crown parsley fern parsley frog parsley green parsley haw parapodia parapodial parapodium parapoint