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单词 head-foot
释义

Definition of head-foot in English:

head-foot

noun
Zoology
  • (In molluscs) the soft structure lying below or anterior to the visceral mass, consisting of the head merging into the protrusible foot (in a gastropod) or into the tentacles (in a cephalopod).

Origin

1920s; earliest use found in Encyclopaedia Britannica. From head + foot, after head-footed.

 
 

Definition of head-foot in US English:

head-foot

noun
Zoology
  • (In molluscs) the soft structure lying below or anterior to the visceral mass, consisting of the head merging into the protrusible foot (in a gastropod) or into the tentacles (in a cephalopod).

Origin

1920s; earliest use found in Encyclopaedia Britannica. From head + foot, after head-footed.

 
 
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更新时间:2024/9/21 18:35:16