Pronunciation: (ef'luks), [key]
1. outward flow, as of water.
2. something that flows out; effluence.
3. a passing or lapse of time.
4. a passing away; expiration; ending. Also,ef•flux•ionPronunciation: (i-fluk'shun) [key] (for defs. 3, 4).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.