lə̇ˈthäsərəs noun
Usage: capitalized
Etymology: New Latin, from letho- (from Greek lētho-, from lēthē forgetfulness) + -cerus
: a genus of very large predaceous aquatic bugs (family Belostomatidae) — compare giant water bug
lə̇ˈthäsərəs noun
Usage: capitalized
Etymology: New Latin, from letho- (from Greek lētho-, from lēthē forgetfulness) + -cerus
: a genus of very large predaceous aquatic bugs (family Belostomatidae) — compare giant water bug
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012