heartworm

noun — 2 senses

heartworm

noun

Etymology From heart + worm.

1

Biology, Medicine, Natural sciences, Pathology, Sciences, Veterinary, Zoology A parasitic organism that afflicts dogs, of species Dirofilaria immitis of roundworms.

2

Biology, Medicine, Natural sciences, Pathology, Sciences, Veterinary, Zoology (uncountable) The condition caused by this organism.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.