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单词 acanthodian
释义

acanthodian in American English

(ˌækənˈθoudiən)
noun
any small, spiny-finned, sharklike fish of the extinct order Acanthodii, from the Paleozoic Era
Word origin
[1850–55; ‹ NL Acanthodi(i) pl. of acanthodius (equiv. to Acanthod(es) a genus (‹ Gk akantho᷇dēs prickly, spiny; see acantho-, -ode1) + L -ius) + -an]
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更新时间:2026/6/5 12:49:12