/ef"luks/ , n.
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, effluxion /i fluk"sheuhn/ (for defs. 3, 4).
[ 1635-45; effluxus, equiv. to L ef- EF- + fluc-, var. s. of fluere to flow + -sus, for -tus suffix of v. action ]