What is the Latin word for stomach?

The usual Latin words for “stomach” are stomachus, ventriculus, venter; also invalidus, imbēcillus. The right choice depends on the sense; see the distinctions below.

English → Latin

“stomach” in Latin

stomachusgullet, alimentary canal; stomach; taste or distaste (depending on context)ventriculusthe belly; the stomach; a ventricle of the heart venterthe belly; a paunch, maw, conveying the accessory idea of greediness or gormandizing; the stomach invalidusinfirm, impotent, weak, feeble imbēcillusweak, feeble; cowardly

The English word stomach itself goes back to Latin stomachus.

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

stomach

PROP., stomachus (PROP., the canal that conveys the food into the belly; then, also, the stomach, including all the digestive organs in man and beast): ventriculus, venter (belly; as the receptacle of food: venter also for the whole lower part of the body). [Vid: BELLY.] A weak stomach, stomachus infirmus, invalidus, imbecillus (opposed to stomachus firmus, fortis). To have a weak stomach, stomacho parum valere: languenti esse stomacho (a sluggish stomach, that does not digest PROP.). This is not good for the stomach, haec stomacho aliena sunt non apta sunt or non conveniunt. To overload the stomach, largius se invitare: to injure the stomach by any (improper) food, stomachum alicujus rei usu vitiare (after Suet., Vesp., 24). An overloaded stomach, stomachus marcens cibi onere (Suet.). To have a pain in one’s stomach, torminibus or ex intestinis laborare: torminibus affectum esse. Disorder of the stomach, stomachi resolutio (Cels.); defectus, -uum, plur.; dissolutio (Plin.). The stomach is out of order, stomachus dissolvitur (Plin.), non consistit.

Figuratively, Anger, Indignation, Vid: STOMACH-ACHE, Vid: BELLY-ACHE, under BELLY.

Quick answer

What is the Latin word for stomach?: The usual Latin words for “stomach” are stomachus, ventriculus, venter; also invalidus, imbēcillus. 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.