Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

efflux

play
noun ef·flux \ˈe-ˌfləks\

Definition of efflux

  1. 1 :  something given off in or as if in a stream

  2. 2 a :  effluence 2 b :  a passing away :  expiration

ef·flux·ion play \e-ˈflək-shən\ noun


Origin of efflux

Medieval Latin effluxus, from effluere


First Known Use: 1647


Medical Dictionary

efflux

play
noun ef·flux \ˈef-ˌləks\

Medical Definition of efflux

  1. 1:  something that is given off in or as if in a stream <the red-blood-cell sodium ion efflux>

  2. 2:  the action or process of flowing or seeming to flow out <the uptake and efflux of sodium ions>




Learn More about efflux


Seen and Heard

What made you want to look up efflux? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

February 10, 2016

to put in good humor

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

spindrift kittly-benders duvet pince-nez
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ