Noun
1. something that happens at a given place and time
2. a special set of circumstances;
"in that event, the first possibility is excluded""it may rain in which case the picnic will be canceled"3. a phenomenon located at a single point in space-time; the fundamental observational entity in relativity theory
4. a phenomenon that follows and is caused by some previous phenomenon;
"the magnetic effect was greater when the rod was lengthwise""his decision had depressing consequences for business""he acted very wise after the event"