| 单词 | propterygial | 
| 释义 | Definition of propterygial in English:propterygialadjective ˌprɒptəˈrɪdʒɪəl Zoology 
 OriginLate 19th century; earliest use found in Thomas Huxley (1825–1895), biologist and science educationist. From pro- + ancient Greek πτερύγιον fin + -al, after German Propterygium propterygium. Compare slightly later propterygium. Definition of propterygial in US English:propterygialadjectiveˌprɒptəˈrɪdʒɪəl Zoology 
 OriginLate 19th century; earliest use found in Thomas Huxley (1825–1895), biologist and science educationist. From pro- + ancient Greek πτερύγιον fin + -al, after German Propterygium propterygium. Compare slightly later propterygium.  | 
	
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