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单词 pseudosiphon
释义

Definition of pseudosiphon in English:

pseudosiphon

noun ˈs(j)uːdə(ʊ)ˌsʌɪfn
Zoology
  • A structure resembling the siphon of a mollusc; especially (in some bivalves) a projection of the mantle bearing a groove rather than forming a tube; (in brachiopods) a channel formed by setae extending from the edge of the mantle; (in some fossil cephalopods) a linear trace in the rock which fills the opening of the shell, continuous with the fossilized siphuncle but not part of it.

Origin

Late 19th century. From pseudo- + siphon.

 
 

Definition of pseudosiphon in US English:

pseudosiphon

nounˈs(j)uːdə(ʊ)ˌsʌɪfn
Zoology
  • A structure resembling the siphon of a mollusc; especially (in some bivalves) a projection of the mantle bearing a groove rather than forming a tube; (in brachiopods) a channel formed by setae extending from the edge of the mantle; (in some fossil cephalopods) a linear trace in the rock which fills the opening of the shell, continuous with the fossilized siphuncle but not part of it.

Origin

Late 19th century. From pseudo- + siphon.

 
 
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更新时间:2024/12/23 22:11:13