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单词 pachyodont
释义

pachyodont

/ˈpakɪə(ʊ)ˌdɒnt/
Zoology and Palaeontology
adjective
Having thick or massive teeth; specifically of, relating to, or designating (the dentition of) a bivalve mollusc characterized by one to three heavy, blunt teeth in the hinge of the shell, as typical of the extinct rudists (sometimes classified in an order Pachyodonta).
noun
A pachyodont bivalve mollusc. rare.

Origin

Late 19th century; earliest use found in The Century Dictionary. From pachy- + -odont.

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更新时间:2025/1/24 6:41:55