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blastoid

noun
blas·​toid | \ ˈblaˌstȯid\
plural -s

Definition of blastoid 

(Entry 1 of 2)

: an echinoderm or fossil of the class Blastoidea

blastoid

adjective
\ "\

Definition of blastoid (Entry 2 of 2)

: of, relating to, or like the Blastoidea

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History and Etymology for blastoid

Noun

New Latin Blastoidea, from blast- + -oidea

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