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单词 pachyodont
释义

Definition of pachyodont in English:

pachyodont

adjective ˈpakɪə(ʊ)ˌdɒnt
Zoology
  • 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 ˈpakɪə(ʊ)ˌdɒnt
Zoology
  • A pachyodont bivalve mollusc. rare.

Origin

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

 
 

Definition of pachyodont in US English:

pachyodont

adjectiveˈpakɪə(ʊ)ˌdɒnt
Zoology
  • 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).

nounˈpakɪə(ʊ)ˌdɒnt
Zoology
  • 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:2025/1/11 9:19:32