Definitions

from The Century Dictionary.

  • noun An intestinal parasitic worm, Ascaris lumbricoides, several inches long, infesting the human intestine: distinguished from the similar but much smaller pinworms or threadworms, and from the larger and more formidable flatworms, jointworms, or tapes.
  • noun Hence Any member of the class Nematelmintha; a nematoid worm: distinguished from cestoid and trematoid worms, or tapeworms and flukes.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Zoöl.) A nematoid worm.

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

  • noun An invertebrate animal of the phylum Nematoda. Many species of roundworms are parasites.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun infections of the skin or nails caused by fungi and appearing as itching circular patches
  • noun unsegmented worms with elongated rounded body pointed at both ends; mostly free-living but some are parasitic

Etymologies

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Examples

  • The roundworm is the most serious buffalo parasite and in untreated calves the small intestine can get packed with worms to the point of complete occlusion.

    7 Health 1981

  • OK, so they're everywhere, they're huge, and they're spreading the raccoon roundworm, which is blinding and brain damaging everyone!

    WordPress.com News 2009

  • The monthly preventative treatment that Lulu receives is effective on heartworm infection and intestinal parasites such as roundworm, hookworm and whipworm.

    Life & Style 2010

  • The most common worm infections are soil-transmitted helminths, such as roundworm, whipworm and hookworm, and schistosomiasis.

    PhysOrg.com - latest science and technology news stories 2010

  • The monthly preventative treatment that Lulu receives is effective on heartworm infection and intestinal parasites such as roundworm, hookworm and whipworm.

    Life & Style 2010

  • The monthly preventative treatment that Lulu receives is effective on heartworm infection and intestinal parasites such as roundworm, hookworm and whipworm.

    STLtoday.com Top News Headlines 2010

  • The most common worm infections are soil-transmitted helminths, such as roundworm, whipworm and hookworm, and schistosomiasis.

    PhysOrg.com - latest science and technology news stories 2010

  • The monthly preventative treatment that Lulu receives is effective on heartworm infection and intestinal parasites such as roundworm, hookworm and whipworm.

    STLtoday.com Top Life & Style Headlines 2010

  • UK - The health of Great Britain's livestock sector will receive a big boost thanks to a grant to fund research into potential new vaccines for parasitic diseases such as roundworm, tapeworm and fluke.

    ThePigSite - Global Pig Industry News Feeds 2010

  • The monthly preventative treatment that Lulu receives is effective on heartworm infection and intestinal parasites such as roundworm, hookworm and whipworm.

    STLtoday.com Top News Headlines 2010

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