Definition of worm

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Worm (n.) A short revolving screw, the threads of which drive, or are driven by, a worm wheel by gearing into its teeth or cogs. See Illust. of Worm gearing, below..

Lern More About Worm

Trematodea :: Trematodea (n. pl.) An extensive order of parasitic worms. They are found in the internal cavities of animals belonging to all classes. Many species are found, also, on the gills and skin of fishes. A few species are parasitic on man, and some, of which the fluke is the most important, are injurious parasites of domestic animals. The trematodes usually have a flattened body covered with a chitinous skin, and are furnished with two or more suckers for adhesion. Most of the species are hermaphrodi
Ascarid :: Ascarid (n.) A parasitic nematoid worm, espec. the roundworm, Ascaris lumbricoides, often occurring in the human intestine, and allied species found in domestic animals; also commonly applied to the pinworm (Oxyuris), often troublesome to children and aged persons..
Fluke :: Fluke (n.) A parasitic trematode worm of several species, having a flat, lanceolate body and two suckers. Two species (Fasciola hepatica and Distoma lanceolatum) are found in the livers of sheep, and produce the disease called rot..
Globard :: Globard (n.) A glowworm.
Apoda :: Apoda (n.) A group of worms without appendages, as the leech..
Strongyloid :: Strongyloid (a.) Like, or pertaining to, Strongylus, a genus of parasitic nematode worms of which many species infest domestic animals. Some of the species, especially those living in the kidneys, lungs, and bronchial tubes, are often very injurious..
Sericulture :: Sericulture (n.) The raising of silkworms.
Cestoidea :: Cestoidea (n. pl.) A class of parasitic worms (Platelminthes) of which the tapeworms are the most common examples. The body is flattened, and usually but not always long, and composed of numerous joints or segments, each of which may contain a complete set of male and female reproductive organs. They have neither mouth nor intestine. See Tapeworm..
Hairworm :: Hairworm () A nematoid worm of the genus Gordius, resembling a hair. See Gordius..
Bookworm :: Bookworm (n.) Any larva of a beetle or moth, which is injurious to books. Many species are known..
Jointworm :: "Jointworm (n.) The larva of a small, hymenopterous fly (Eurytoma hordei), which is found in gall-like swellings on the stalks of wheat, usually at or just above the first joint. In some parts of America it does great damage to the crop..
Malacobdella :: Malacobdella (n.) A genus of nemertean worms, parasitic in the gill cavity of clams and other bivalves. They have a large posterior sucker, like that of a leech. See Illust. of Bdellomorpha..
Absinthe :: Absinthe (n.) The plant absinthium or common wormwood.
Myzostomata :: Myzostomata (n. pl.) An order of curious parasitic worms found on crinoids. The body is short and disklike, with four pairs of suckers and five pairs of hook-bearing parapodia on the under side..
Bookworm :: Bookworm (n.) A student closely attached to books or addicted to study; a reader without appreciation.
Stahlian :: Stagworm (n.) The larve of any species of botfly which is parasitic upon the stag, as /strus, or Hypoderma, actaeon, which burrows beneath the skin, and Cephalomyia auribarbis, which lives in the nostrils..
Rostellum :: Rostellum (n.) A small beaklike process or extension of some part; a small rostrum; as, the rostellum of the stigma of violets, or of the operculum of many mosses; the rostellum on the head of a tapeworm..
Bdellomorpha :: Bdellomorpha (n.) An order of Nemertina, including the large leechlike worms (Malacobdella) often parasitic in clams..
Muscardine :: Muscardine (n.) A disease which is very destructive to silkworms, and which sometimes extends to other insects. It is attended by the development of a fungus (provisionally called Botrytis bassiana). Also, the fungus itself..
Turn :: Turn (v. t.) To change the form, quality, aspect, or effect of; to alter; to metamorphose; to convert; to transform; -- often with to or into before the word denoting the effect or product of the change; as, to turn a worm into a winged insect; to turn green to blue; to turn prose into verse; to turn a Whig to a Tory, or a Hindu to a Christian; to turn good to evil, and the like..
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