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Medical Term:

Invertebrata

Pronunciation: in-ver'te-bra'ta

Definition: A general category of the kingdom Animalia (multicellular animals) including those phyla the members of which lack a notochord; all animals except vertebrates in the phylum Chordata.

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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