Dirofilaria
noun
Di·ro·fi·lar·ia
ˌdī-(ˌ)rō-fə-ˈlar-ē-ə 
: a genus of filarial worms of the superfamily Filarioidea that includes the heartworm (D. immitis)
Cite this Entry
“Dirofilaria.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Dirofilaria. Accessed 4 Nov. 2025.
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