1

blastoid

noun blas·toid \ˈblaˌstȯid\

Definition of blastoid

plural

-s

  1. :  an echinoderm or fossil of the class Blastoidea

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Origin and Etymology of blastoid

New Latin Blastoidea, from blast- + -oidea


2

blastoid

adjective blas·toid \"\

Definition of blastoid

  1. :  of, relating to, or like the Blastoidea

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