单词 | procercoid |
释义 | procercoid/prəʊˈsəːkɔɪd/Zoology noun 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. OriginEarly 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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