horse botfly

noun

Medical Definition of horse botfly

: a cosmopolitan botfly of the genus Gasterophilus (G. intestinalis) that glues its eggs to the hairs especially of the forelegs of horses from where they are taken into the mouth and then hatch into young bots, pass into the stomach, and become attached to the lining

Learn More About horse botfly

Dictionary Entries Near horse botfly

horse bot

horse botfly

horsefly

See More Nearby Entries 

Cite this Entry

“Horse botfly.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/horse%20botfly. Accessed 30 Jun. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Which Word Does Not Belong?

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!