flatworm

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flat·worm

 (flăt′wûrm′)
n.
Any of various parasitic and nonparasitic worms of the phylum Platyhelminthes, such as a tapeworm or a planarian, characteristically having a soft, flat, bilaterally symmetrical body and no body cavity. Also called platyhelminth.

flatworm

(ˈflætˌwɜːm)
n
(Animals) any parasitic or free-living invertebrate of the phylum Platyhelminthes, including planarians, flukes, and tapeworms, having a flattened body with no circulatory system and only one opening to the intestine

plat•y•hel•minth

(ˌplæt ɪˈhɛl mɪnθ)

n.
any of various unsegmented worms of the phylum Platyhelminthes, with a soft, flattened body, including the tapeworm, planarian, and trematode. Also called flatworm.
[1875–80; < New Latin Platyhelmintha flatworm. See platy-, helminth]
plat`y•hel•min′thic, adj.

flat·worm

(flăt′wûrm′)
Any of various worms having a flat, unsegmented body that is bilaterally symmetrical. Many flatworms, such as the tapeworm, are parasites. Also called platyhelminth.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.flatworm - parasitic or free-living worms having a flattened bodyflatworm - parasitic or free-living worms having a flattened body
flame cell - organ of excretion in flatworms
worm - 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
planaria, planarian - free-swimming mostly freshwater flatworms; popular in laboratory studies for the ability to regenerate lost parts
trematode, trematode worm, fluke - parasitic flatworms having external suckers for attaching to a host
cestode, tapeworm - ribbonlike flatworms that are parasitic in the intestines of humans and other vertebrates
Translations

flatworm

[ˈflætwɜːm] Nplatelminto m

flatworm

[ˈflætˌwɜːm] nverme m piatto, platelminta m

flat·worm

n. gusano plano que se aloja en los intestinos.

flatworm

n gusano plano
References in periodicals archive ?
The trematode, a platyhelminthe parasite that usually infects mollusks, such as snails and bivalves, and vertebrates, such as fish and birds, has dynamic and complex interactions with the environment because it uses multiple hosts.
With regard to food availability, we found individuals from 3 phyla: Platyhelminthes (1 taxon: Family Dugesiidae, Order Tricladida, Class Turbellaria), Annelida (1 taxon: Order Oligochaetha, Class Clitellata), and Arthropoda (16 taxa: Class Arachnida and Class Insecta).
Recent findings extend such complex sociality to a new phylum- the Platyhelminthes.
Self JT, and McKnight TJ- (1950) Platyhelminthes from fur bearers in the Wichita Mountains Wildlife Refuge, with especial reference to Oochoristica spp.
Entries 2-6 pages long describe all types of pests, from microscopic pests to mammals, in chapters on arachnids, crustaceans, insects, mollusks, nematodes, platyhelminthes, and vertebrates.