What is the Latin word for outbreak?

The usual Latin words for “outbreak” are ēruptiō, initium, prī̆nceps; also Aetna, tumultus, tŭmultŭātĭo. The right choice depends on the sense; see the distinctions below.

English → Latin

“outbreak” in Latin

ēruptiōan eruption; outburst; onrush, onslaught initiumbeginning, start; a going in, entrance; rites, mysteries prī̆ncepsfirst, foremost; chief, distinguished AetnaMount Etna (the celebrated volcano of Sicily in modern Italy, in the interior of which, according to fable, was the forg tumultusan uproar; bustle, violent commotion, disturbance, tumult; turmoil, panic; a storm, tempest, thunderclap; a sudden outbr tŭmultŭātĭoA bustling

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

outbreak

eruptio (act of bursting forth; e.g., aetnae): initium: principium (beginning; e.g., of a war). At the outbreak of the war, bello erumpente; bello exorto; tumultus, tumultuatio (noisy uproar, whether of an excited multitude or of on individual; then, like trepidatio, the alarm, etc., caused by it). (The words are found in this connection and order.) strepitus et tomultus.

Quick answer

What is the Latin word for outbreak?: The usual Latin words for “outbreak” are ēruptiō, initium, prī̆nceps; also Aetna, tumultus, tŭmultŭātĭo. 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.