Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A filarial worm (Dirofilaria immitis) transmitted by mosquitoes and parasitic in the heart and associated blood vessels of dogs and other canids.
  • noun The condition resulting from infestation with the heartworm.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A parasitic organism that afflicts dogs.
  • noun The condition caused by this organism.

Etymologies

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Examples

  • It ain't cheap here and probably not necessary as local vets tell me heartworm is not a problem here.

    pet's critters 2003

  • The larger part of PetMed's business, however, is nonprescription medication, such as heartworm and flea and tick medication.

    Don't Bite On Pet Stocks FindProfit Geoffrey Seiler 2006

  • Dr. LaNita Flanary says more of her clients aren't bringing their dogs and cats in for such routine treatments as vaccinations and preventive measures, such as heartworm medication.

    WBKO - HomePage - Headlines 2010

  • Dr. LaNita Flanary says more of her clients aren't bringing their dogs and cats in for such routine treatments as vaccinations and preventive measures, such as heartworm medication.

    WBKO - HomePage - Headlines 2010

  • Dr. LaNita Flanary says more of her clients aren't bringing their dogs and cats in for such routine treatments as vaccinations and preventive measures, such as heartworm medication.

    WBKO - HomePage - Headlines 2010

  • Dr. LaNita Flanary says more of her clients aren't bringing their dogs and cats in for such routine treatments as vaccinations and preventive measures, such as heartworm medication.

    WBKO - HomePage - Headlines 2010

  • Dr. LaNita Flanary says more of her clients aren't bringing their dogs and cats in for such routine treatments as vaccinations and preventive measures, such as heartworm medication.

    WBKO - HomePage - Headlines 2010

  • But regardless of what other ways you cut back, don't skimp on preventive care such as heartworm medication, Eldredge says. "

    Creature Comforts 2008

  • In addition, you may want your dog to be treated for heartworm, even if it's not present where you live.

    Traveling with dogs (and cats) in Mexico 2009

  • If a pet is on heartworm control, then they don't need to take toxic and painful arsenic injections to control adult heartworms.

    Dr. Richard Palmquist: Taking the Sting Out of Pain for Your Pet Dr. Richard Palmquist 2011

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