definitions

spiny-headed worm

[ spahy-nee-hed-id ]
/ ˈspaɪ niˌhɛd ɪd /

noun

any of a small group of endoparasites of the phylum Acanthocephala, as larvae parasitic in insects and crustaceans and as adults in various vertebrates.

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Nearby words

spiny dormouse, spiny lizard, spiny lobster, spiny rat, spiny-finned, spiny-headed worm, spiny-rayed, spiny-rayed fish, spir-, spiracle, spiradenoma

Origin of spiny-headed worm

First recorded in 1945–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for spiny-headed worm

spiny-headed worm

[ spī′nē-hĕd′ĭd ]

n.

Acanthocephala
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for spiny-headed worm

spiny-headed worm

[ spī′nē-hĕd′ĭd ]

See acanthocephalan.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.