heartworm
noun Date: 1888 a filarial worm (Dirofilaria immitis) that is a parasite especially in the right heart of dogs and is transmitted by mosquitoes; also infestation or disease caused by the heartworm

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Heartworm — is a parasitic roundworm ( Dirofilaria immitis ) that is spread from host to host through the bites of mosquitoes. The heartworm is a type of filaria, a small thread like worm. The definitive host is the dog but it can also infect cats, wolves,… …   Wikipedia

  • heartworm — [härt′wʉrm΄] n. a nematode worm (Dirofilaria immitis) transmitted by mosquitoes or fleas that is parasitic in the bloodstream, esp. in the heart, of dogs, cats, etc …   English World dictionary

  • heartworm — ˈ ̷ ̷ˌ ̷ ̷ noun 1. : a filarial worm (Dirofilaria immitis) that is especially common in warm regions, lives as an adult in the right heart of dogs and some other carnivores, and discharges active larvae into the circulating blood whence they may… …   Useful english dictionary

  • heartworm — /hahrt werrm /, n. 1. a 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… …   Universalium

  • heartworm — SYN: Dirofilaria immitis. * * * heart·worm .wərm n 1) a filarial worm of the genus Dirofilaria (D. immitis) that is esp. common in warm regions, lives as an adult in the right heart esp. of dogs, and discharges active larvae into the circulating… …   Medical dictionary

  • heartworm — heart•worm [[t]ˈhɑrtˌwɜrm[/t]] n. 1) ivt a parasitic nematode, Dirofilaria immitis, transmitted by mosquitoes and invading the heart and pulmonary arteries of dogs and other canids 2) ivt vet the disease caused by infection with heartworm •… …   From formal English to slang

  • heartworm — noun a) A parasitic organism that afflicts dogs. b) The condition caused by this organism …   Wiktionary

  • heartworm — n. type of parasite found in the heart and pulmonary artery of dogs …   English contemporary dictionary

  • heartworm — noun a parasitic nematode worm which infests the hearts of dogs and other animals. [Dirofilaria immitis.] …   English new terms dictionary

  • heartworm — /ˈhatwɜm/ (say hahtwerm) noun a filarial worm living in the heart and pulmonary arteries of dogs …   Australian English dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”