[kair-ee-uh s]


having caries, as teeth; decayed.

Origin of carious

1520–30; < Latin cariōsus decayed, rotten, equivalent to cari(ēs) caries + -ōsus -ous
Related formscar·i·os·i·ty [kair-ee-os-i-tee] /ˌkɛər iˈɒs ɪ ti/, car·i·ous·ness, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for carious

Historical Examples of carious

British Dictionary definitions for carious


cariose (ˈkɛərɪˌəʊz)


(of teeth or bone) affected with caries; decayed
Derived Formscariosity (ˌkærɪˈɒsɪtɪ, ˌkɛərɪ-) or cariousness, noun
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

Word Origin and History for carious

1670s, from French carieux (16c.), from Latin cariosus "full of decay," from caries "rottenness, decay" (see caries).

Online Etymology Dictionary, © 2010 Douglas Harper

carious in Medicine




Having caries; decayed.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.