flatworm


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.

flatworm

 [flat´werm]
an individual organism of the phylum platyhelminthes; those parasitic in humans include tapeworms and flukes. Called also platyhelminth.

flat·worm

(flat'wŏrm),
A member of the phylum Platyhelminthes, including the parasitic tapeworms and flukes.

flatworm

/flat·worm/ (flat´wurm) an individual organism of the phylum Platyhelminthes.

flatworm

(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.

flat·worm

(flat'wŏrm)
A member of the phylum Platyhelminthes, including the parasitic tapeworms and flukes.

flatworm

see PLATYHELMINTH.

flatworm

any worm of the phylum Platyhelminthes—the flukes or trematodes, and the cestodes or tapeworms of domestic animals.
References in periodicals archive ?
The flatworm has been scientifically described very recently and has been found in the wild only in one location on the Great Barrier Reef.
The fact that flatworms lack these centrosomes calls into question their purpose.
The flatworm must have all three hosts to continue.
Mr Smith, a conservation biologist who has been with the Gloucestershire Wildlife Trust for the last three years, said it arrived in the post from someone who suspected it was a New Zealand flatworm.
In the small marine flatworm Pseudoceros bifurcus, two flatworms stand up on the hind parts of their bodies, stick out both their penises (each worm has two) and jab them at each other.
1997); and vulnerability to exotic predators including the oyster drills Urosalpinx cinerea and Ocinebrellus inornatus (= Ceratostoma inornata), and the flatworm Koinostylochus ostreophagus (=Pseudostylochus ostreophagus) and exotic parasites (the copepod Mytilicola orientalis) that have inadvertently been introduced or transferred because of aquaculture or fishery activities (Hopkins 1937, Chapman & Banner 1949, Carl & Guiguet 1957, Woelke 1957, Quayle 1964, Quayle 1988, Bernard 1968, Bernard 1969, Bradley & Siebert 1978, Bower et al.
The flatworm that causes the tropical disease schistosomiasis has a newly discovered Achilles' heel that drugmakers might be able to exploit.
He's found early-20th-century accounts of a rare freshwater European flatworm without a functional penis.
To the other one-third subtidal culture industry, owing to the use of off-bottom raft or longline method, the distribution of snails extended to subtidal may be limited and the reported major predator is the flatworm of Stylochus orientalis.
A newly discovered saltwater flatworm, pale yellow and about the size of a silver dollar, can take down mollusks in their shells, thanks to a powerful neurotoxin also found in puffer fish.