screwworm

noun screw·worm \ ˈskrü-ˌwərm \
Updated on: 20 Nov 2017

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

Recent Examples of screwworm from the Web

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First Known Use of screwworm

1846


Medical Dictionary

screwworm

noun screw·worm \ ˈskrü-ˌwərm \

medical 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 larva
2 : a dipteran fly of the genus Chrysomya (C. bezziana) that causes myiasis in Africa and southern Asia

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