Definition of screwworm
1 : a blowfly (Cochliomyia hominivorax) of the warmer parts of America whose larva develops in sores or wounds or in the nostrils of mammals including humans with serious or sometimes fatal results; especially : its larva
2 : any of several flies other than the screwworm and especially their larvae which parasitize the flesh of mammals
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1879
First Known Use of screwworm
1879
Medical Dictionary
screwworm
playMedical Definition of screwworm
1: either of two dipteran flies of the genus Cochliomyia:a: one (C. hominivorax) of the warmer parts of America whose larva develops in sores or wounds or in the nostrils of mammals including humans with serious or sometimes fatal results; especially : its larvab: secondary screwworm
2: a dipteran fly of the genus Chrysomya (C. bezziana) that causes myiasis in Africa and southern Asia
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