alphabet

Abactinal

Definition of abactinal:

part of speech: adjective

The area of an echinoderm body without tube- feet and in which the madreporite is usually included; abambulacral; antambulacral; opp. actinal.

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Pertaining to, or like, the sun; bright; warm; cheerful; as, a sunny disposition; exposed to the warmth and light of the sun; as, a sunny window. ...

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