nematode worms

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• Nematode — Not to be confused with ringworm. Nematodes Unidentified roundworm from wet soil. The mouth is at the top left corner. Scientific classification …   Wikipedia

• nematode — em a*tode, n. (Zo[ o]l.) Any worm of the phylum Nematoda; a roundworm; they are unsegmented worms having a cylindrical elongated body. They may live freely in soil or water, or as parasites in plants or animals. [PJC] …   The Collaborative International Dictionary of English

• nematode — [nem′ə tōd΄] n. [< ModL Nematoda: see NEMATO & ODE2] any of a phylum (Nemata) of worms, often parasites of animals and plants, with long, cylindrical, unsegmented bodies and a heavy cuticle, as the hookworm or pinworm; roundworm …   English World dictionary

• nematode — /nem euh tohd /, n. 1. any unsegmented worm of the phylum Nematoda, having an elongated, cylindrical body; a roundworm. adj. 2. pertaining to the Nematoda. [1860 65; NEMAT + ODE1] * * * or roundworm Any of more than 15,000 named and many more… …   Universalium

• nematode — A common name for any roundworm of the phylum Nematoda. * * * nem·a·tode nem ə .tōd adj of or relating to the phylum Nematoda nematode n any worm of the phylum Nematoda * * * n. any one of a large group of worms having an unsegmented cylindrical… …   Medical dictionary

• nematode worm — noun unsegmented worms with elongated rounded body pointed at both ends; mostly free living but some are parasitic • Syn: ↑nematode, ↑roundworm • Hypernyms: ↑worm • Hyponyms: ↑common roundworm, ↑Ascaris …   Useful english dictionary

• nematode — noun Etymology: ultimately from Greek nēmat , nēma Date: 1865 any of a phylum (Nematoda or Nemata) of elongated cylindrical worms parasitic in animals or plants or free living in soil or water called also roundworm …   New Collegiate Dictionary

• nematode — roundworm; n. any one of a large group of worms having an unsegmented cylindrical body, tapering at both ends. This distinguishes nematodes from other helminths. Nematodes occur either as free living forms in the sea, fresh water, and soil or as… …   The new mediacal dictionary

• nematode — /ˈnɛmətoʊd / (say nemuhtohd) noun any of the Nematoda, the roundworms, a group variously considered a phylum or class. They are elongated smooth worms of cylindroid shape, parasitic or free living, as ascarids, trichinae, vinegar eels, etc.… …  

• nematode — Slender, unsegmented worms, often parasitic. Also known as eelworm, especially when phytoparasitic …   Glossary of Biotechnology

• meadow nematode — noun : any of numerous plant parasitic nematode worms of Pratylenchus and related genera that were formerly considered to constitute a single variable species (P. pratensis) and that invade, migrate through, and multiply in the roots of various… …   Useful english dictionary