Source : Webster's Revised Unabridged Dictionary (1913)

Nematocera \Nem`a*toc"e*ra\, n. pl. [NL., fr. Gr. ?, ?, a thread
   + ke`ras horn.] (Zo["o]l.)
   A suborder of dipterous insects, having long antenn[ae], as
   the mosquito, gnat, and crane fly; -- called also {Nemocera}.