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spiny-headed worm

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

noun

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

spiny-headed worm Scientific  
/ spī′nē-hĕd′ĭd /

  1. See acanthocephalan

Etymology

Origin of spiny-headed worm

First recorded in 1945–50

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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