amplification - Dictionary definition and pronunciation - Yahoo! Education
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Definition of amplification

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am·pli·fi·ca·tion  audio  (mpl-f-kshn) KEY 

NOUN:
  1. The act or result of amplifying, enlarging, or extending.
    1. An addition to or expansion of a statement or idea.
    2. A statement with such an addition.
  3. Physics
    1. The process of increasing the magnitude of a variable quantity, especially the magnitude of voltage, power, or current, without altering any other quality.
    2. The result of such a process.
  4. Electronics See gain1.
  5. Genetics The process by which extra copies of a gene or a DNA sequence are formed.



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