event

n 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" [syn: {case}]

3: (relativity theory) a phenomenon located at a single point

in space-time; the fundamental observational entity in

relativity theory

event

1. An occurrence or happening of significance to a

task or program, such as the completion of an asynchronous

input/output operation. A task may wait for an event or any

of a set of events or it may (request to) receive asynchronous

notification (a {signal} or {interrupt}) that the event has

occurred.

See also {event-driven}.

2. A transaction or other activity that affects the

records in a file.

(2000-02-09)