[ mahy-kruh-fohn ]
See synonyms for microphone on Thesaurus.com
  1. an instrument capable of transforming sound waves into changes in electric currents or voltage, used in recording or transmitting sound.

Origin of microphone

1875–80; micro-, in sense “enlarging” (extracted from microscope) + -phone

Words Nearby microphone

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How to use microphone in a sentence

British Dictionary definitions for microphone


/ (ˈmaɪkrəˌfəʊn) /

  1. a device used in sound-reproduction systems for converting sound into electrical energy, usually by means of a ribbon or diaphragm set into motion by the sound waves. The vibrations are converted into the equivalent audio-frequency electric currents: Informal name: mike See also carbon microphone Compare loudspeaker

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012