tsetse fly(redirected from Tsi tsi fly)
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tsetse fly(tsĕ′tsē, tsē′-)
Any of various two-winged bloodsucking flies of the genus Glossina of sub-Saharan Africa that transmit the trypanosomes that cause sleeping sickness in humans and nagana in livestock.
Etymology: Afr, tsetse + AS, flyge
a blood-sucking fly found in regions of Africa, mainly south of the Sahara desert. It is an insect of the Glossina genus and a secondary host of trypanosomes, which cause African sleeping sickness and other diseases in humans and domestic and wild animals. Also spelled tzetze fly. See also trypanosomiasis.