Source : Webster's Revised Unabridged Dictionary (1913)

Tzetze \Tzet"ze\, n. (Zo["o]l.)
   Same as {Tsetse}.

Source : WordNet®

tzetze
     n : blood-sucking African fly; transmits sleeping sickness etc.
         [syn: {tsetse fly}, {tsetse}, {tzetze fly}, {glossina}]