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Amplifier vs Undefined - What's the difference?

amplifier | undefined |

As a noun amplifier

is anything that amplifies, or makes something larger or more intense.

As an adjective undefined is

lacking a definition or value.

amplifier

English

(wikipedia amplifier)

Noun

(en noun)
  • Anything that amplifies, or makes something larger or more intense.
  • (electronics) An appliance or circuit that increases the strength of a weak electrical signal without changing the other characteristics of the signal.
  • (US, music) An amp, specifically a particular type of speaker housed in a portable encasement used to amplify voices and musical instruments at live performances.

    • Derived terms

    () * error amplifier * power amplifier * tube amplifier * valve amplifier

    Related terms

    () * amplifying glass * ample * amplifiable * amplification * amplificatory * amplify * amplitude

    See also

    * gain ----

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined