■ noun
1》 a thing that takes place.
↘a public or social occasion.
2》 each of several contests making up a sports competition.
3》 Physics a single occurrence of a process, e.g. the ionization of one atom.
Phrases
in any ~ (or at all ~s ) whatever happens or may have happened.
in the ~
1》 as it turned out.
2》 ( in the ~ of/that ) if (the specified thing) happens.
Derivatives
~less adjective
~lessness noun
Origin
C16: from L. ~us , from evenire 'result, happen'.