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Having the form of a spine or thorn; spinelike. Spinous process of a vertebra (Anat.), the dorsal process of the neural arch of a vertebra; a neurapophysis.

Below the spine; infraspinal; esp., below the spine of the scapula; as, the infraspinous fossa; the infraspinate muscle.

Between spines; esp., between the spinous processes of the vertebral column.

Supraspinuos.

Situated above a spine or spines; especially, situated above, or on the dorsal side of, the neural spines of the vertebral column, or above, or in front of, the spine of the scapula.

The vertebral column; the spinous process of a vertebra. Dunglison.

Having spinous petioles.

Below the spine; infraspinate; infraspinous.

The dorsal process of the neural arch; neural spine; spinous process.

Of or pertaining to the postscapula; infraspinous.

(Anat.) Of or pertaining to the prescapula; supraspinous.

of or pertaining to the Sparidæ, a family of spinous-finned fishes which includes the scup, sheepshead, and sea bream. -- n.

Having fine supported by spinous fin rays; -- said of certain fishes.

ater weever fish (Trachinus draco), which is capable of inflicting severe wounds with the spinous rays of its dorsal fin. See Weever.

Situated above a spine or spines; supraspinate; supraspinous.

A Mexican spinous lizard (Phrynosoma orbiculare) having a head somewhat like that of a toad; -- called also horned toad.