Dictionary

hemichordate

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

Definition of HEMICHORDATE

:  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
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Origin of HEMICHORDATE

New Latin Hemichordata, from hemi- + Chordata chordates
First Known Use: 1885

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