A sudden increase: an outbreak of influenza. (noun)
A sudden eruption; an outburst: "an outbreak of strikes, violent agitation, and arrests” ( Samuel Chew). (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "outbreak" in a sentence
"This isn't the apocalypse, though, it's comedy, and the outbreak is averted by cool temps and a massive roofie from the authorities (who show up six hours later on the dot)."
"The first sign of the outbreak is adding superfluous letters to existing words like untill."
"Schelling to what he called his outbreak into reality."