ACANTHA

ACANTH'A, noun [Gr. a spine or thorn.]In botany, a prickle; in zoology, a spine or prickly fin; an acute process of the vertebers.

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‖A‐can″tha (�), n. [[Gr. � thorn, fr. � point. See Acute.]] 1. 1. (Bot.) A prickle.
2. 2. (Zoöl.) A spine or prickly fin.
3. 3. (Anat.) The vertebral column; the spinous process of a vertebra. Dunglison.