多刺的,刺状的,尖尖的
Spinous \Spi"nous\, a. 1. Spinose; thorny. 2. 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.
spinous adj : shaped like a spine or thorn [syn: {acanthoid}, {acanthous}]