Origin: Greek suffix -phone
Megaphone has 4 different meanings across 1 category:
a cone-shaped acoustic device held to the mouth to intensify and direct the human voice
A portable, usually hand-held, funnel-shaped device that is used to amplify a person’s natural voice toward a targeted direction.
A cytotoxic neolignan obtained from the laurel Aniba megaphylla.
To use a megaphone; to speak through a megaphone.