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Definition of amplification

amplification

/ˌæm.plə.fəˈkeɪ.ʃən/
am · pli · fi · ca · tion

Plural:amplifications
•
Adjective:amplificatory
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amplification Lexical Profile

amplification Game Scores & Validity

• noun

1

The action or process of increasing the volume of sound, the strength of an electrical signal, or the intensity of an effect.

Example

"The acoustic guitar required electronic amplification to be heard clearly across the large auditorium."


2

The action of enlarging upon or adding detail to a story, statement, or idea, or a statement with such added detail.

Example

"His initial summary of the proposal was brief and needed further amplification before the board could vote."


3

A cellular or laboratory process by which multiple copies of a specific DNA sequence or gene are produced.

Example

"Polymerase chain reaction allows for the rapid amplification of tiny DNA samples for forensic analysis."

Synonyms
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Antonyms
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• Rhymes for amplification

Word Origin & Etymology

Borrowed in the 16th century from Middle French amplification or directly from Latin amplificatio, a noun of action from amplificare ('to enlarge or expand'), derived from amplus ('large, spacious').

Cite this Entry


Wordmom. (2026). Definition of Amplification. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/amplification
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