Definitions of nematode
  1. noun
    unsegmented worms with elongated rounded body pointed at both ends; mostly free-living but some are parasitic
    synonyms: nematode worm, roundworm
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    Ascaris lumbricoides, common roundworm
    intestinal parasite of humans and pigs
    Ascaridia galli, chicken roundworm
    intestinal parasite of domestic fowl
    Enterobius vermicularis, pinworm, threadworm
    small threadlike worm infesting human intestines and rectum especially in children
    any of various small free-living plant-parasitic roundworms
    Tylenchus tritici, wheat eel, wheat eelworm, wheatworm
    small roundworm parasitic on wheat
    Trichinella spiralis, trichina
    parasitic nematode occurring in the intestines of pigs and rats and human beings and producing larvae that form cysts in skeletal muscles
    parasitic bloodsucking roundworms having hooked mouth parts to fasten to the intestinal wall of human and other hosts
    slender threadlike roundworms living in the blood and tissues of vertebrates; transmitted as larvae by biting insects
    Dracunculus medinensis, Guinea worm
    parasitic roundworm of India and Africa that lives in the abdomen or beneath the skin of humans and other vertebrates
    Anguillula aceti, Turbatrix aceti, vinegar eel, vinegar worm
    minute eelworm that feeds on organisms that cause fermentation in e.g. vinegar
    type of:
    any of numerous relatively small elongated soft-bodied animals especially of the phyla Annelida and Chaetognatha and Nematoda and Nemertea and Platyhelminthes; also many insect larvae
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