Outbreak definitions

out'brāk'
The definition of an outbreak is a sudden increase, outburst or riot.

An example of an outbreak is five cases of whooping cough increasing to fifty cases overnight.

noun
0
0
A sudden increase.

An outbreak of influenza.

noun
0
0
A sudden eruption; an outburst.
noun
0
0
A breaking out; sudden occurrence, as of disease or war.
noun
0
0
An insurrection or riot.
noun
0
0
An eruption, sudden appearance.

Any epidemic outbreak causes understandable panic.

noun
0
0

There has been an outbreak of vandalism at the school.

noun
0
0
An outburst or sudden eruption, especially of violence and mischief.

There has been an outbreak of broken windows in the street.

noun
0
0
An uproar, riot.

Poorly trained officers can't control a prison outburst without excessive repression.

noun
0
0
(uncountable) A geological layer that breaks out.
noun
0
0
(intransitive) To burst out.
verb
0
0
(intransitive) To break forth.
verb
0
0

Origin of outbreak

From Middle English *utbreken, from Old English Å«tābrecan (“to break out"), equivalent to out- +"Ž break. Cognate with Dutch uitbreken (“to break out, burst out"), German ausbrechen (“to break out, erupt").