Heartworm Definition

härtwûrm
heartworms
noun
A nematode worm (Dirofilaria immitis) transmitted by mosquitoes or fleas that is parasitic in the bloodstream, esp. in the heart, of dogs, cats, etc.
Webster's New World
The condition resulting from infestation with the heartworm.
American Heritage

Other Word Forms of Heartworm

Noun

Singular:
heartworm
Plural:
heartworms

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heartworm