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⇱ heartworm - WordReference.com Dictionary of English

heartworm

US:USA pronunciation: respellingUSA pronunciation: respelling(härt′wûrm′)


WordReference Random House Unabridged Dictionary of American English © 2026
heart•worm  (härt′wûrm′),USA pronunciation n. 
  1. Invertebratesa parasitic nematode, Dirofilaria immitis, transmitted by mosquito and invading the heart and pulmonary arteries of dogs, wolves, and foxes throughout its range in tropical, subtropical and, more recently, temperate regions around the world.
  2. Invertebrates, Veterinary Diseasesthe disease caused by infection with heartworm.
  • heart + worm 1885–90

'heartworm' also found in these entries (note: many are not synonyms or translations):

Forum discussions with the word(s) "heartworm" in the title:


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