What is the Latin word for cavity?

The usual Latin words for “cavity” are cavus, cavea, căvātĭo. The right choice depends on the sense; see the distinctions below.

English → Latin

“cavity” in Latin

cavushollow, hollowed out, cavernous, concave; excavated, channeled; vain, empty caveahollow, cavity; cage, den, enclosure, stall, coop, beehive, birdcage; the seats in a theater, amphitheater, or auditoriu căvātĭoa cavern

The English word cavity itself goes back to Latin cavus, through cavitās.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

cavity

cavum or cavus (sc. locus): cavea: cavatio (hollowing; cavity: twice in Varr., cavatio poculorum). Vid: CAVERN.

Quick answer

What is the Latin word for cavity?: The usual Latin words for “cavity” are cavus, cavea, căvātĭo. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.