amplifier

[ am-pluh-fahy-er ]
/ ˈæm pləˌfaɪ ər /
SEE SYNONYMS FOR amplifier ON THESAURUS.COM

noun

a person or thing that amplifies or enlarges.
an electronic component or circuit for amplifying power, current, or voltage.

Origin of amplifier

First recorded in 1540–50; amplify + -er1

Words nearby amplifier

ampliate, ampliation, amplidyne, amplification, amplificatory, amplifier, amplifier host, amplify, amplitude, amplitude modulation, amplitude of accommodation

Words related to amplifier

loudspeaker, amp

Example sentences from the Web for amplifier

British Dictionary definitions for amplifier

amplifier
/ (ˈæmplɪˌfaɪə) /

noun

an electronic device used to increase the strength of the signal fed into it
such a device used for the amplification of audio frequency signals in a radio, etc
photog an additional lens for altering the focal length of a camera lens
a person or thing that amplifies

Cultural definitions for amplifier

amplifier

In electronics, a device that takes a small electric signal and converts it into a large one. Amplifiers are used in stereo systems, electric guitars, and loudspeakers.