gastrotrich

noun
gas·​tro·​trich | \ ˈga-strə-ˌtrik How to pronounce gastrotrich (audio) \

Definition of gastrotrich

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

First Known Use of gastrotrich

1940, in the meaning defined above

History and Etymology for gastrotrich

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

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