actual time of departure


Also found in: Acronyms.

actual time of departure

[′ak·chə·wəl tīm əv də′pär·chər]
(navigation)
The time of leaving a specified point at a place.
The actual time an aircraft becomes airborne.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.