Definition: A genus of the class (or phylum) Acanthocephala, the thorny-headed worms. Moniliformis dubius, the common spiny-headed worm of house rats, is transmitted by infected cockroaches, Periplaneta americana; a few infections in humans have been reported. Moniliformis moniliformis is a species normally found in rodents and is a rare parasite of humans.
[L. monile, necklace, + forma, appearance]
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Examples: glitazone, GI cocktail, etc.