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

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Other Words from Hemichordata

hemichordate \ "+ How to pronounce Hemichordata (audio) \ noun or adjective

History and Etymology for Hemichordata

New Latin, from hemi- entry 1 + chordata

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Cite this Entry

“Hemichordata.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Hemichordata. Accessed 19 Oct. 2021.

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