Definition of event
1a
: something that happens : occurrence
b
: a noteworthy happening
c
: a social occasion or activity
d
: an adverse or damaging medical occurrence
a heart attack or other cardiac event
2
: any of the contests in a program of sports
3a
: a postulated outcome, condition, or eventuality
in the event that I am not there, call the house
b
: the final outcome or determination of a legal action
4
: the fundamental entity of observed physical reality represented by a point designated by three coordinates of place and one of time in the space-time continuum postulated by the theory of relativity
5
: a subset of the possible outcomes of an experiment
at all events
in any event
in the event
: in any case
: in any case
chiefly British
: as it turns out
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Merriam-Webster unabridged
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Time Traveler for event
The first known use of event was in 1539
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