acantho-, acanth-, -acanth, -acanths, -acanthid, -acanthous

(Greek: used either as a prefix or as a suffix; pointed appendages; spine, spiny; thorn, thorny)

acanthopterous
acanthopterygian
Any of a large group of fishes with bony skeletons and hard, spiny rays in the dorsal and anal fins; including the sunfish, perch, bass, porgy, mackeral, and swordfish.
acanthor
acanthosis
A thickening of the prickle cells in the skin; as in, eczema and psoriasis.
acanthosom
acanthosphenote
acanthostegous
In invertebrate zoology, overlaid with two series of spines.
acanthous
acanthozooid
An animal with spines or spine-like growths.
acanthus
1. A group of native-Mediterranean plants with large, segmented, thistle-like leaves; a thistle plant.
2. The term acanthus is also used in architecture referring to an ornamental design patterned after the leaves of the acanthus plant.
adenoacanthoma
adenoacanthoma, adenocancroid
An adenocarcinoma in which some or the majority of the cells exhibit squamous differentiation.
anacanth
anacanthous
Without spines, spineless.
coelacanth