Pronunciation: (rē'ul, rēl), [key]
1. Computers.the actual time elapsed in the performance of a computation by a computer, the result of the computation being required for the continuation of a physical process.
2. the actual time during which a process takes place or an event occurs.
3. in real time, Informal.at once; instantaneously.
Pronunciation: (rē'ul-tīm', rēl'-), [key]
of or pertaining to applications in which the computer must respond as rapidly as required by the user or necessitated by the process being controlled.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.