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单词 procercoid
释义

Definition of procercoid in English:

procercoid

noun prəʊˈsəːkɔɪd
Zoology
  • The earliest parasitic form of the larval stage of certain tapeworms, in which the body is solid and has begun to develop a scolex but retains the posterior hooks found in the preceding embryonic stage.

Origin

Early 20th century; earliest use found in Journal of the American Veterinary Medical Association. From pro- + ancient Greek κέρκος tail + -oid, after French procercoïde.

Definition of procercoid in US English:

procercoid

nounprəʊˈsəːkɔɪd
Zoology
  • The earliest parasitic form of the larval stage of certain tapeworms, in which the body is solid and has begun to develop a scolex but retains the posterior hooks found in the preceding embryonic stage.

Origin

Early 20th century; earliest use found in Journal of the American Veterinary Medical Association. From pro- + ancient Greek κέρκος tail + -oid, after French procercoïde.

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更新时间:2025/6/20 6:32:24