Definition of thorny-headed worm in English:

thorny-headed worm

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  • A parasitic worm with a thornlike proboscis for attachment to the gut of vertebrates. Also called spiny-headed worm.
    • Phylum Acanthocephala
    More example sentences
    • Cockroaches infested with another species of thorny-headed worm are also attracted to light.
    • They captured mole crabs to record their size, reproductive status and infestation by thorny-headed worms, for which these crabs are intermediate hosts.
    • Acanthocephalans are a type of metazoan parasite, also known as thorny-headed worms.

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