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spinthariscope
spinto
spintronics
spinule
spiny
spiny anteater
spiny cocklebur
spiny eel
spiny-headed worm
spiny lobster
spiny mouse
spiracle
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spiny-headed worm

spin·y-head·ed worm (plural spin·y-head·ed worms)


noun 
Definition:
 
parasitic worm with hooked spines: a parasitic unsegmented worm that has a proboscis composed of rows of hooked spines, used for attachment to a vertebrate's intestinal wall. Phylum Acanthocephala.

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