Gasterophilus
noun
Gas·ter·oph·i·lus
-ˈräf-ə-ləs 
: a genus of botflies including several (especially G. intestinalis in the United States) that infest horses and rarely humans
Cite this Entry
“Gasterophilus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Gasterophilus. Accessed 31 Oct. 2025.
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