megaphone

[Pref. mega-, and Gr. phōnē = a sound.] A kind of telephone, invented by Mr. T. A. Edison, for the use of the deaf, and announced soul; magnanimity. měg-a-lop-ter-a, s. pl. [Pref. megalo-, and Gr. ptera, pl. of pteron a feather, a wing.] Entom.: A tribe of neuropterous insects, sub order Plan i pennia, Flat-winged Neuroptera. The head is set on perpendicularly in front of the thorax, and has no beak; ocelli generally wanting; the parts of the mouth are all separate; the ligule is not cleft; the abdomen is long and slender. It contains the families Myrmeleontide, Hemerobiidæ, and Mantispide. ( Dallas .)