Defn: A spine or prickly fin.
3. (Anat.)
Defn: The vertebral column; the spinous process of a vertebra.
Dunglison.
ACANTHACEOUS
Ac"an*tha"ceous, a.
1. Armed with prickles, as a plant.
2. (Bot.)
Defn: Of, pertaining to, or resembling, the family of plants of which the acanthus is the type.
ACANTHINE
A*can"thine, a. Etym: [L. acanthinus, Gr. Acanthus.]
Defn: Of, pertaining to, or resembling, the plant acanthus.
ACANTHOCARPOUS
A*can`tho*car"pous, a. Etym: [Gr. (Bot.)