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1. A flowing outward.
2. Something that flows out or forth; an effluence.
3. A passing or an expiration, as of time.
[From Latin efflūxus, past participle of effluere, to flow out; see effluent.]
ef·flux′ion (ĭ-flŭk′shən) n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.