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

Founded in 1965, Technics quickly became synonymous with engineering excellence—from pioneering direct-drive turntables to advancing digital amplification technologies that continue to shape the industry today. —Robb Report Studio, Robb Report, 1 Dec. 2025

The amplification circuitry is powered by a 9-volt battery, while a 36-volt battery charges the coils. —David Schneider, IEEE Spectrum, 25 Nov. 2025

Information asymmetry and amplification bias, Cass Sunstein has written, distorts the market. —Richard Stengel, Time, 24 Nov. 2025

There was no amplification beyond the terminal’s own strange acoustics. —Amanda Petrusich, New Yorker, 10 Nov. 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

15th century, 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)