spinous

[ spahy-nuh s ]
/ ˈspaɪ nəs /

adjective

covered with or having spines; thorny, as a plant.
armed with or bearing sharp-pointed processes, as an animal.

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Origin of spinous

1630–40; < Latin spīnōsus; see spine, -ous

OTHER WORDS FROM spinous

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for spinous

British Dictionary definitions for spinous

spinous
/ (ˈspaɪnəs) /

adjective biology

resembling a spine or thornthe spinous process of a bone
having spines or spiny projections
another word for spinose
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for spinous

spinous
[ spīnəs ]

adj.

Relating to, shaped like, or having a spine or spines.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.