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gastrotrich

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noun gas·tro·trich \ˈgas-trə-ˌtrik\

Definition of gastrotrich

  1. :  any of a phylum (Gastrotricha) of minute aquatic pseudocoelomate animals that usually have a spiny or scaly cuticle and cilia on the ventral surface



Origin of gastrotrich

ultimately from Greek gastr- + trich-, thrix hair — more at trich-


First Known Use: 1940


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