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

fen–phen

play
noun \ˈfen-ˌfen\

Definition of fen–phen

  1. :  a former diet drug combination of phentermine with either fenfluramine or dexfenfluramine —called also phen-fen



Origin of fen–phen

fenfluramine + phentermine


First Known Use: 1994


Medical Dictionary

fen–phen

play
noun \ˈfen-ˌfen\

Medical Definition of fen–phen

  1. :  a former diet drug combination of phentermine with either fenfluramine or dexfenfluramine—called also phen-fen




Seen and Heard

What made you want to look up fen–phen? 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?

pince-nez duvet spindrift kittly-benders
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