Hemichordata

plural noun Hemi·chordata \ "+ \

Definition of Hemichordata

: a division of Chordata usually considered both subphylum and class, including the Enteropneusta and Pterobranchia and in some classifications the Phoronidea, and comprising a group of vermiform marine animals that have in the proboscis an outgrowth of the pharyngeal wall which suggests and is probably homologous with the notochord of higher chordates

hemichordate

\"+\ noun or adjective

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Origin and Etymology of hemichordata

New Latin, from 1hemi- + chordata


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