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3. spinous process of a vertebra

The Collaborative International Dictionary

Spinous process of a vertebra

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.