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

As festivals become nodes in a larger system rather than endpoints, expect more moments of amplification and fewer tidy resolutions. —Dana Harris-Bridson, IndieWire, 29 Dec. 2025

The Arctic is warming two to four times faster than other parts of the Earth because of a dynamic called Arctic amplification, which changes both ocean currents and how much sunlight is absorbed by the Earth’s surface near the pole. —Evan Bush, NBC news, 16 Dec. 2025

Health care providers may also offer amplification devices for people with hearing loss, as well as magnifiers and large print materials for the visually impaired. —Paula Span, Miami Herald, 15 Dec. 2025

During the height of the backlash against Patel and the amplification of the accusation, Wilkins’ music streams peaked at 43,600 weekly listeners. —Cheyenne Roundtree, Rolling Stone, 11 Dec. 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)