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protovertebra

noun

protovertebra

noun

Etymology From proto- + vertebra.

1

Anatomy, Medicine, Sciences Obsolete One of the primitive masses, or segments, into which the mesoblast of the vertebrate embryo breaks up on either side of the anterior part of the notochord; a mesoblastic, or protovertebral, somite.

Related terms
protovertebrate

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.