Merriam-Webster Logo
SINCE 1828
dictionary thesaurus view recents

piscicide

noun
Save Word
pi·​sci·​cide | \ ˈpīsəˌsīd, ˈpisə-, ˈpiskə-\
plural -s

Definition of piscicide

: a substance used to kill fish

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Other Words from piscicide

piscicidal \ ˈ⸗⸗¦sīdᵊl \ adjective

First Known Use of piscicide

1953, in the meaning defined above

History and Etymology for piscicide

pisci- + -cide

Keep scrolling for more

Learn More about piscicide

Statistics for piscicide

Time Traveler for piscicide

The first known use of piscicide was in 1953

See more words from the same year

Comments on piscicide

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

Show Comments  Hide Comments 

WORD OF THE DAY

incongruous

Listen to the pronounciation of incongruous

not being in agreement or harmony

Get Word of the Day daily email!

Test Your Vocabulary

Confusing Words—A Quiz

  • alice with tweedle dee and tweedle dum
  • I invented a brand new toaster robot and ______ it "Sir Toasts-a-Lot."
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

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

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play
Ask the Editors
Word Games