flat·worm

(flăt′wûrm′)

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.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

flatworm

(ˈflætˌwɜːm)

(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

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

flatworm - parasitic or free-living worms having a flattened body

platyhelminth

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

phylum Platyhelminthes, Platyhelminthes - flatworms

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

platelminto

flatworm

[ˈflætwɜːm] N → platelminto m

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

flatworm

[ˈflætˌwɜːm] n → verme m piatto, platelminta m

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

flat·worm

n. gusano plano que se aloja en los intestinos.

English-Spanish Medical Dictionary © Farlex 2012

flatworm

n gusano plano

Mentioned in

References in periodicals archive

Send them to Anthony Hendon, The Journal, 2nd Floor, Eldon Court, Percy Street, Newcastle NE1 7JB or email anthony.hendon1@reachplc.com answers WHO WHAT WHERE WHEN: Vaughan Williams; A flatworm; Dublin; 1981 REMEMBER WHEN: 1992 IMPOSSIPUZZLES: Jane is 27 years old (Linda 12).

Time out extra

For more than a century, scientists have witnessed the effects of this cellular marvel, which enables creatures such as the planarian flatworm to perform death-defying feats like re-growing a severed head.

Pin pointing The Elusive Cell Tftat Can Regenerate An Entire Flatworm

PHOTO | BRIAN OKINDA | NMGKennedy Nyairumbi from Mulot wondered why his chicken had an egg-eating habit, fatal flatworm and roundworm infestation and produced greenish-diarrhoea.

Milk your cow 305 days in a year and other tips from clinic

In a paper that appeared online March 15 in the journal Science, the researchers describe a model for planarian (flatworm) eye regeneration that is governed by three principles acting in concert, which inform how progenitor cells behave in regeneration.

Researchers Uncover Framework for How Stem Cells Determine Where to Form Replacement Structures

These garden snails fell victim to a parasitic flatworm. This happens when snails eat bird poop with flatworm eggs inside (see A Parasite's Life, right).

Real-Life Zombies: Parasites invaded these four animals and turned them into the living dead

When a flatworm is cut in half, or when an organism is cloned via somatic cell nuclear transfer, a single organism gives rise to two distinct organisms.

What science tells us about the unborn

The project entitled "The Flatworm Functional Genomics Initiative (Fugi)" will develop gamechanging research tools for the study and manipulation of parasitic flatworm species responsible for the devastating diseases echinococcosis (hydatid disease) and schistosomiasis (bilharzia), and is set to propel flatworm research into the 21st century.

Flatworm research team led by Welsh scientist gets PS3.7m award

cells can drown their individuality and abandon their free-living abilities in order to form a multicellular organism, which may be as simple as a flatworm, or as complicated as a giant sequoia, a whale, or a man.

Sidewalk wisdom: musing on a long-lost Asimov gem

Yet "they're about as closely related to the Asian species as you and I are to a flatworm," Bauer says.

Fairly bad pitcher traps triumph in the end

As McConnell later wrote: "It was while we were running our first experiment, that Thompson and I wondered aloud, feeling rather foolish as we did so, what would happen if we conditioned a flatworm, then cut it in two and let both halves regenerate?

Flustered by flatworms

Schistosomiasis (also known as Bilharzia, snail fever, or Katayama fever) is caused by flatworm parasites that live in the blood vessels of the bladder and intestines.

SCIENCE: Prehistoric schistosomiasis parasite found in a 6,200 year-old grave