Definitions of amplification
  1. noun
    addition of extra material or illustration or clarifying detail
    “a few remarks added in amplification and defense”
    synonyms: elaboration
    see moresee less
    type of:
    expanding upon, expansion
    adding information or detail
  2. noun
    (electronics) the act of increasing voltage or power or current
    see moresee less
    type of:
    increase, step-up
    the act of increasing something
  3. noun
    the amount of increase in signal power or voltage or current expressed as the ratio of output to input
    synonyms: gain
    see moresee less
    loop gain
    (telecommunication) the gain of a feedback amplifier or system as a function of how much output is fed back to the input
    type of:
    increase, increment
    the amount by which something increases
Word Family

Test prep from the experts

Boost your test score with programs developed by’s experts.

  • Proven methods: Learn faster, remember longer with our scientific approach.
  • Personalized plan: We customize your experience to maximize your learning.
  • Strategic studying: Focus on the words that are most crucial for success.


  • Number of words: 500+
  • Duration: 8 weeks or less
  • Time: 1 hour / week


  • Number of words: 500+
  • Duration: 10 weeks or less
  • Time: 1 hour / week


  • Number of words: 700+
  • Duration: 10 weeks
  • Time: 1 hour / week