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

mosquito fish

noun

Definition of mosquito fish

  1. :  any of three North American live-bearers (Gambusia affinis, G. holbrooki, and Heterandria formosa of the family Poeciliidae) used especially to control mosquito larvae



1928

First Known Use of mosquito fish

1928


Learn More about mosquito fish


Seen and Heard

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

WORD OF THE DAY

to work hard

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

oily prompt maudlin angry
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