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单词 nematode
释义

nematode

enUK

nem·a·tode

N0055400 (nĕm′ə-tōd′, nē′mə-)n. Any of numerous worms of the phylum Nematoda, having unsegmented cylindrical bodies often narrowing at each end, and including free-living species that are abundant in soil and water, and species that are parasites of plants and animals, such as eelworms, pinworms, and hookworms. Also called roundworm.
[From New Latin Nēmatōda, phylum name : nemato- + New Latin -ōda (alteration of -oīdea, from neuter pl. of Greek -oeidēs, -oid).]
nem′a·tode′ adj.

nematode

(ˈnɛməˌtəʊd) or

nematoid

n (Animals) any unsegmented worm of the phylum (or class) Nematoda, having a tough outer cuticle. The group includes free-living forms and disease-causing parasites, such as the hookworm and filaria. Also called: nematode worm or roundworm

nem•a•tode

(ˈnɛm əˌtoʊd)

n. any unsegmented worm of the phylum Nematoda, having an elongated, cylindrical body and often parasitic on animals and plants; a roundworm. [1860–65]

nem·a·tode

(nĕm′ə-tōd′) Any of several slender cylindrical worms, usually of tiny size, that live in great numbers in water, soil, plants, and animals. They have a simple structure, with a long hollow gut separated from the body wall by a fluid-filled space. Several nematodes are parasites on animals and humans and cause disease.
Thesaurus
Noun1.nematode - unsegmented worms with elongated rounded body pointed at both endsnematode - unsegmented worms with elongated rounded body pointed at both ends; mostly free-living but some are parasiticnematode worm, roundwormworm - 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 larvaeAschelminthes, Nematoda, phylum Aschelminthes, phylum Nematoda - unsegmented worms: roundworms; threadworms; eelwormsAscaris lumbricoides, common roundworm - intestinal parasite of humans and pigsAscaridia galli, chicken roundworm - intestinal parasite of domestic fowlEnterobius vermicularis, pinworm, threadworm - small threadlike worm infesting human intestines and rectum especially in childreneelworm - any of various small free-living plant-parasitic roundwormsTylenchus tritici, wheat eel, wheat eelworm, wheatworm - small roundworm parasitic on wheattrichina, Trichinella spiralis - parasitic nematode occurring in the intestines of pigs and rats and human beings and producing larvae that form cysts in skeletal muscleshookworm - parasitic bloodsucking roundworms having hooked mouth parts to fasten to the intestinal wall of human and other hostsfilaria - slender threadlike roundworms living in the blood and tissues of vertebrates; transmitted as larvae by biting insectsDracunculus medinensis, Guinea worm - parasitic roundworm of India and Africa that lives in the abdomen or beneath the skin of humans and other vertebrates
Translations
nématode

nematode

enUK

nematode,

common name for any worm of the phylum NematodaNematoda
, phylum consisting of about 12,000 known species, and many more predicted species, of worms (commonly known as roundworms or threadworms). Nematodes live in the soil and other terrestrial habitats as well as in freshwater and marine environments; some live on the deep
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.

nematode

[′nem·ə‚tōd] (invertebrate zoology) Any member of the Nematoda. Of or pertaining to the Nematoda.

nematode

any unsegmented worm of the phylum (or class) Nematoda, having a tough outer cuticle. The group includes free-living forms and disease-causing parasites, such as the hookworm and filaria

nematode

enUK

roundworm

 [round´werm] any member of the class nematoda" >nematoda, somewhat resembling common earthworms in appearance; many are found as parasites in humans or other animals. Those most frequently infecting humans include Ascaris lumbricoides (see ascariasis" >ascariasis); Enterobius vermicularis (the pinworm; see enterobiasis" >enterobiasis); the hookworm" >hookworm (see hookworm disease" >hookworm disease); the filaria" >filaria (see filariasis" >filariasis); and the trichina" >trichina (see trichinosis).

nem·a·tode

(nem'ă-tōd), A common name for any roundworm of the phylum Nematoda.

nematode

(nĕm′ə-tōd′, nē′mə-)n. Any of numerous worms of the phylum Nematoda, having unsegmented cylindrical bodies often narrowing at each end, and including free-living species that are abundant in soil and water, and species that are parasites of plants and animals, such as eelworms, pinworms, and hookworms. Also called roundworm.
nem′a·tode′ adj.

nematode

Roundworm, see there.

nem·a·tode

(nem'ă-tōd) A common name for any roundworm of the phylum Nematoda.

nematode

any member of the phylum Nematoda, containing roundworms such as ASCARIS.

Nematode

A type of roundworm with a long, unsegmented body, usually parasitic on animals or plants.Mentioned in: Antihelminthic Drugs, Filariasis, Roundworm Infections, Trichinosis

nem·a·tode

(nem'ă-tōd) A common name for any roundworm of the phylum Nematoda.

nematode

enUK
  • noun

Synonyms for nematode

noun unsegmented worms with elongated rounded body pointed at both ends

Synonyms

  • nematode worm
  • roundworm

Related Words

  • worm
  • Aschelminthes
  • Nematoda
  • phylum Aschelminthes
  • phylum Nematoda
  • Ascaris lumbricoides
  • common roundworm
  • Ascaridia galli
  • chicken roundworm
  • Enterobius vermicularis
  • pinworm
  • threadworm
  • eelworm
  • Tylenchus tritici
  • wheat eel
  • wheat eelworm
  • wheatworm
  • trichina
  • Trichinella spiralis
  • hookworm
  • filaria
  • Dracunculus medinensis
  • Guinea worm
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