Definition of heartworm in English:

heartworm

Line breaks: heart|worm

Entry from British & World English dictionary

noun

A parasitic nematode worm which infests the hearts of dogs and other animals.
  • Dirofilaria immitis, class Phasmida

Definition of heartworm in:

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Word of the day oleaginous
Pronunciation: ˌōlēˈajənəs
adjective
rich in, covered with, or producing oil; oily