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

(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.
References in periodicals archive ?
So, here are a few things to know about the New Guinea flatworm:
Answers will vary slightly but should include these details from the perspective of host or parasite: Parasite: flatworm. Host: snail.
Professor Hoffmann said: "We are incredibly pleased that the Wellcome Trust has selected our team to develop these cutting-edge resources, which will revolutionise our ability to study and manipulate parasitic flatworms including blood flukes and tapeworms.
Thompson and McConnell realised that if the theory was correct, the simplest creatures it might work for would be flatworms, so they first set up a simple conditioning experiment to see if worms could be taught anything.
Piers Mitchell, another study author, said ancient farming societies could have inadvertently launched the global transmission of the flatworm parasites, which sicken millions of people every year.
I am gratified to report that Democratic members of Congress have demonstrated that they are actually smarter than flatworms. They have learned about the two stimuli associated from what happened to many of their fellow Democrats in the 1994 election--and without having to resort to cannibalism.
Activity and habituation in the brain of the polyclad flatworm Freemania litoricola.
Planarians, a type of flatworm, are the lowest form of life that possesses an integrated neural network organized in a manner that many consider to represent the earliest brain.
Diagnosis is by fecal smear or urinalysis positive for the flatworm's eggs.
The historically large volume, steady flow, and warm temperature (74[degrees]F or 23[degrees]C) of the Comal River created habitat for the fountain darter and, unfortunately, a non-native snail, the red-rimmed melania (Melanoides tuberculatus), and its accompanying parasitic trematode or flatworm. The trematode parasitizes the fountain darter, manifesting itself as cysts in the gills.
Tiny grey flatworm same shape as stem segment of Christmas cactus.