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

biocide

play
noun bio·cide \ˈbī-ə-ˌsīd\

Definition of biocide

  1. :  a substance (as DDT) that is destructive to many different organisms



1947

First Known Use of biocide

1947


Medical Dictionary

biocide

play
noun bio·cide \ˈbī-ə-ˌsīd\

Medical Definition of biocide

  1. :  a substance (as glutaraldehyde) that is destructive to many different organisms

biocidal

\ˌbī-ə-ˈsīd-əl\play adjective



Seen and Heard

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

WORD OF THE DAY

at a gallop

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alphabet-pasta-spelling-help

Which is the correct spelling?

accommodate accomodate acommadate acommodate
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ