amplification

noun

am·​pli·​fi·​ca·​tion ˌam-plə-fə-ˈkā-shən 

1

a

: an act, example, or product of amplifying

b

: a usually massive replication of genetic material and especially of a gene or DNA sequence (as in a polymerase chain reaction)

2

a

: the particulars by which a statement is expanded

b

: an expanded statement

Examples of amplification in a Sentence

Recent Examples on the Web

In the future, Ulbricht would like to carry out the quantum version of the experiment, which would entail observing the spontaneous generation of electromagnetic waves and their amplification from the vacuum. —Manon Bischoff, Scientific American, 12 May 2025

The output of this portable speaker is an impressive 40W driven by Class D amplification. —Mark Sparrow, Forbes.com, 8 May 2025

With electrical amplification, the quietest person in the room can be the loudest. —Ludovic Hunter-Tilney, New York Times, 24 Feb. 2025

The Bowers & Wilkins Diamond Surround Sound System in the 2025 BMW X7 has 20 speakers, including Diamond Dome tweeters, 1,500 watts of power, and 10 fully active amplification channels, designed for an immersive, high fidelity sound experience. —Tony Leopardo, Mercury News, 27 Apr. 2025

Word History

Etymology

borrowed from Latin amplificātiōn-, amplificātiō "act of making greater, enlarging upon (in rhetoric)," from amplificāre "to increase the size of, amplify" + -tiōn-, -tiō, suffix of verbal action

First Known Use

1546, in the meaning defined at sense 1a

Phrases Containing amplification

• amplification host

Rhymes for amplification

• abbreviation
• abomination
• acceleration
• accentuation
• accommodation
• accreditation
• acculturation
• accumulation
• acetylation
• adjudication
• administration
• adulteration

Kids Definition

amplification

noun

am·​pli·​fi·​ca·​tion ˌam-plə-fə-ˈkā-shən 

: an act, example, or product of amplifying

Medical Definition

amplification

noun

am·​pli·​fi·​ca·​tion ˌam-plə-fə-ˈkā-shən 

1

: an act, example, or product of amplifying

2

: a usually massive replication of genetic material and especially of a gene or DNA sequence (as in a polymerase chain reaction)