Толковый словарь английского языка - amplify

verb (-fied; -fying) Etymology: Middle English amplifien, from Middle French amplifier, from Latin amplificare, from amplus Date: 15th century transitive verb to expand (as a statement) by the use of detail or illustration or by closer analysis, 2. to make larger or greater (as in amount, importance, or intensity) ; increase, to increase the strength or amount of, to cause (a gene or DNA sequence) to undergo amplification, intransitive verb to expand one's remarks or ideas, see: expand