A portable, usually hand-held, funnel-shaped device that is used to amplify a person’s natural voice toward a targeted direction.

(transitive, intransitive) To use a megaphone; to speak through a megaphone.

(organic chemistry) A cytotoxic neolignan obtained from the laurel Aniba megaphylla.

A large conurbation, where two or more large cities have sprawled outward to meet, forming something larger than a metropolis; a megacity.

One million amperes

plural of megaampere

One million ( 10⁶ ) amperes. Symbol: MA.

One million ( 10⁶ ) volts, abbreviated as MV.

One million (10⁶) watts, abbreviated as MW.

One million ( 10⁶ ) joules. Symbol: MJ.