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单词 proglottid
释义

Definition of proglottid in English:

proglottid

noun prəʊˈɡlɒtɪdˌprōˈɡlädəd
Zoology
  • Each segment in the strobila of a tapeworm, containing a complete sexually mature reproductive system.

    〔动〕(绦虫节裂体的)节片

    Example sentencesExamples
    • Eggs are released by disintegration or rupture of ripened proglottids.
    • Their bodies are long and flat, made up of many segments called proglottids.
    • Each segment, or proglottid, may contain as many as 40,000 eggs.
    • Posterior to the scolex are segments called proglottids.
    • About 10 posterior proglottids from each of five adult cestodes were longitudinally disrupted with sterilized forceps.

Origin

Late 19th century: from Greek proglōssis, proglōssid- 'point of the tongue', based on glōssa, glōtta 'tongue' (because of its shape).

Definition of proglottid in US English:

proglottid

(also proglottis)
nounˌprōˈɡlädəd
Zoology
  • Each segment in the strobila of a tapeworm, containing a complete sexually mature reproductive system.

    〔动〕(绦虫节裂体的)节片

    Example sentencesExamples
    • About 10 posterior proglottids from each of five adult cestodes were longitudinally disrupted with sterilized forceps.
    • Their bodies are long and flat, made up of many segments called proglottids.
    • Each segment, or proglottid, may contain as many as 40,000 eggs.
    • Eggs are released by disintegration or rupture of ripened proglottids.
    • Posterior to the scolex are segments called proglottids.

Origin

Late 19th century: from Greek proglōssis, proglōssid- ‘point of the tongue’, based on glōssa, glōtta ‘tongue’ (because of its shape).

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更新时间:2024/9/21 17:37:47