spinous

About 0.56 uses per million words.

Meaning

1. adjective Having many spines.
2. adjective Spine-like; spiny.
3. adjective Of a person: difficult to deal with, prickly.
4. adjective Of a subject: providing many difficulties, thorny.
5. adjective Having a sharp projection.

   the spinous processes of the lumbar vertebrae

Similar words

acanthoid acanthous pointed tegument multispinous macrospinous bispinous spiniform multispine spinoidal

Often followed by

process processes dorsal and layer fossa rays cells portion