单词 | tongue worm |
释义 | tongue wormnounany wormlike invertebrate of the phylum Pentastomida (or subphylum of Arthropoda), having two pairs of hooks at the sides of the mouth: all are parasitic, some in the respiratory tracts of mammals. Also called pentastome, pentastomid. Origin of tongue wormFirst recorded in 1635–45 Words nearby tongue wormtongue-swallowing, tongue thrust, tongue-tie, tongue-tied, tongue twister, tongue worm, tonguing, tonguing-and-grooving plane, Toni, -tonia, tonic Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for tongue wormtongue worm nounvet science a parasitic worm, Linguatula serrata, found in the nose of dogs, so called because of the shape of the worm Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for tongue wormtongue worm Any of various small, colorless, tongue-shaped, wormlike invertebrates of the group Pentastoma, which is considered by many zoologists to be a phylum intermediate in evolutionary development between the annelids and arthropods. Tongue worms are parasites that live embedded in the respiratory systems of vertebrates, especially reptiles and also humans, in tropical regions. They have simple nervous and digestive systems but lack circulatory and respiratory systems. Also called pentastome The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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