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

residuum

play
noun re·sid·u·um \ri-ˈzi-jə-wəm\

Definition of residuum

plural re·sid·ua play \-wə\

  1. :  something residual: as a :  residue a b :  a residual product (as from the distillation of petroleum)



Examples of residuum

  1. <even highly decaffeinated coffee contains a tiny residuum of caffeine>



Origin of residuum

Latin


First Known Use: 1672


Medical Dictionary

residuum

play
noun re·sid·u·um \ri-ˈzij-ə-wəm\

Medical Definition of residuum

plural re·sid·ua \-ə-wə\play also residuums

  1. :  something that remains; especially :  residual 2




Learn More about residuum


Seen and Heard

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

WORD OF THE DAY

February 9, 2016

marked by high spirits and laughter

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 kittly-benders spindrift
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