LATIN DICTIONARYLexicon Latīnum
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“sickness” in Latin

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

sickness
morbus (disease of body or mind): aegrotatio (a diseased condition or state, so far as it shows itself, of body or mind): causa (technical term, as an obstacle to the due operations or functions of the body): valetudo (state of health, mostly with adversa, infirma, aegra, or with sickness implied from the context). ☞ aegritudo, in classical prose, is only = disorder of the mind; it denotes bodily sickness only in later writers. A contagious sickness, contagio; lues: an epidemic sickness, pestilentia (☞ only poetical, pestis): a light sickness, morbus levis: a heavy sickness, morbus gravis: a dangerous sickness, morbus periculosus: not dangerous, but tedious sickness, non periculosus, sed longus morbus: sickness attacks a person, morbus aliquem opprimit; vis morbi aliquem invadit or incessit: to die of a sickness, morbo mori; a morbo perire; in morbum implicitum mori or decedere: to be snatched away by sickness, morbo absumi, or consumi, or confici: to cure a sickness, morbo mederi; morbo curationem adhibere (to wait and attend upon it): to remove a sickness, morbum depellere; morbum evellere: to recover from sickness, ex morbo recreari; vires recolligere; ex morbo convalescere: to get through a sickness, morbo defungi; ex morbo evadere: a sickness increases, morbus or valetudo gravescit, aggravescit, or ingravescit; morbus crescit; morbus or valetudo increscit; morbus fit amplior: a sickness abates, morbus minuitur, senescit; morbus levior esse coepit: a sickness is unabated, morbus consistit, or subsistit, or quiescit: a sickness returns, morbus repetit.

Quick answer

What is the Latin word for sickness?
The usual Latin words for “sickness” are morbus, aegrōtātiō, causa; also valētūdō, īnfirmus, aeger. 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.