osteostracan

os·teost·ra·can

uncommon

noun

1.

extinct jawless fish of the Devonian with armored head

Synonyms

cephalaspid

Related words

Broader terms

jawless vertebrate

Parts

Osteostraci

WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.

Grammar

noun
singular	osteostracan
plural	osteostracans

Nearby words

osteophyte osteoporosis osteosarcoma osteosclerosis osteosclerosis congenita Osteostraci osteotomy ostiarius ostiary ostinato

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