Definify.com

Webster 1913 Edition


Blastoid

Blas′toid

,
Noun.
(Zool.)
One of the Blastoidea.

Definition 2024


blastoid

blastoid

English

Noun

blastoid (plural blastoids)

  1. (paleontology) A member of an extinct class of echinoderms, the Blastoidea.

Adjective

blastoid (not comparable)

  1. (paleontology) Of or relating to blastoids.
  2. (medicine) Blastic.