propterygialadj.

Brit.

/ˌprɒptəˈrɪdʒɪəl/, U.S.

/ˌprɑptəˈrɪdʒiəl/

Origin: A borrowing from Greek, combined with English elements; modelled on a German lexical item. Etymons: pro- prefix², Greek πτερύγιον , -al suffix¹.

Etymology: < pro- prefix² + ancient Greek πτερύγιον fin (see pterygium n.) + -al suffix¹, after German Propterygium propterygium n. Compare slightly later propterygium n. Compare also mesopterygial adj., metapterygial adj.

Zoology.

Of or relating to the propterygium of a fish.

ΚΠ

1871 T. H. Huxley Man. Anat. Vertebrated Animals i. 39 In the other Ganoids the propterygial basale disappears.

1893 Amer. Naturalist 27 1000 My observations on Symmorium..show that the median axis of the archipterygium is not propterygial or mesapterygial, but is metapterygial.

1933 Acta Zoologica 14 205 The propterygial ray should represent the radius, radiale and prepollex; the metapterygial should be the ulna-pisiforme proximale and distale.

1994 Copeia ii. 443/2 The CS sample is distinguished from the AO and GM samples by numbers of trunk vertebrae and propterygial, metapterygial, and pelvic radials.

This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022).

单词	propterygial
释义	propterygialadj. Brit. /ˌprɒptəˈrɪdʒɪəl/, U.S. /ˌprɑptəˈrɪdʒiəl/ Origin: A borrowing from Greek, combined with English elements; modelled on a German lexical item. Etymons: pro- prefix², Greek πτερύγιον , -al suffix¹. Etymology: < pro- prefix² + ancient Greek πτερύγιον fin (see pterygium n.) + -al suffix¹, after German Propterygium propterygium n. Compare slightly later propterygium n. Compare also mesopterygial adj., metapterygial adj. Zoology. Of or relating to the propterygium of a fish. ΚΠ 1871 T. H. Huxley Man. Anat. Vertebrated Animals i. 39 In the other Ganoids the propterygial basale disappears. 1893 Amer. Naturalist 27 1000 My observations on Symmorium..show that the median axis of the archipterygium is not propterygial or mesapterygial, but is metapterygial. 1933 Acta Zoologica 14 205 The propterygial ray should represent the radius, radiale and prepollex; the metapterygial should be the ulna-pisiforme proximale and distale. 1994 Copeia ii. 443/2 The CS sample is distinguished from the AO and GM samples by numbers of trunk vertebrae and propterygial, metapterygial, and pelvic radials. This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022). < adj.1871
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