Tset"se, n. Zool.
A venomous two-winged African fly (Glossina morsitans) whose bite is very poisonous, and even fatal, to horses and cattle, but harmless to men. It renders extensive districts in which it abounds uninhabitable during certain seasons of the year.
[Written also
tzetze, and
tsetze.]
<-- carrier of sleeping sickness, in areas where that disease is endemic. -->
© Webster 1913.