Meaning

noun something that happens at a given place and time

noun a special set of circumstances

noun a phenomenon located at a single point in space-time; the fundamental observational entity in relativity theory

originFrom Middle French event, from Latin ēventus (“an event, occurrence”), from ēveniō (“to happen, to fall out, to come out”), from ē (“out of, from”), short form of ex + veniō (“come”); related to venture, advent, convent, invent, convene, evene, etc.

Etymology from Wiktionary, CC BY-SA 3.0