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

The vocal outcries of small groups of readers on social media were intensified by polarization and algorithm amplification. —Kevin Dickinson, Big Think, 2 Sep. 2025

Align your business around delivering value first, amplification second. —Lilian Raji, Forbes.com, 26 Aug. 2025

Newsmax has settled with Dominion Voting Systems in its lawsuit over the network’s amplification of false claims that it was involved in rigging the 2020 presidential election. —Ted Johnson, Deadline, 18 Aug. 2025

This phenomenon, known as Fano resonance, occurs when two phonons with different frequency distributions interfere with each other, producing distinctive patterns of amplification or cancellation—similar to overlapping ripples on a pond. —Neetika Walter, Interesting Engineering, 11 Aug. 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)