polyp

polyp
[ˈpɒlɪp]
noun
  1. (Zoology)a solitary or colonial sedentary form of a coelenterate such as a sea anemone, typically having a columnar body with the mouth uppermost surrounded by a ring of tentacles. In some species, polyps are a phase in the life cycle which alternates with a medusoid phase
    (动)水螅型(珊瑚虫),水螅(体)。 比较 medusa
  2. (Medicine)a small growth, usually benign and with a stalk, protruding from a mucous membrane
    (医)息肉
派生
polypous
adjective
  1. (限义项2)
语源
  1. late Middle English (in sense 2): from Old French polipe, from Latin polypus (see polypus). Sense 1 dates from the mid 18th cent
英语宝典
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