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hemichordate

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noun hemi·chor·date \-ˈkȯr-dət, -ˈkȯr-ˌdāt\

Definition of hemichordate

  1. :  any of a phylum (Hemichordata) of wormlike marine animals (as an acorn worm) that have in the proboscis an outgrowth of the pharyngeal wall which superficially resembles the notochord of chordates



Origin of hemichordate

New Latin Hemichordata, from hemi- + Chordata chordates


First Known Use: 1885


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