amplification

American  

[am-pluh-fi-key-shuhn] / ˌæm plə fɪˈkeɪ ʃən /

noun

1. the act of amplifying or the state of being amplified.

2. expansion of a statement, narrative, etc., as for rhetorical purposes.

   In the revision, the story underwent considerable amplification.

3. a statement, narrative, etc., so expanded.

   The text of the second edition was an amplification.

4. the matter or substance used to expand an idea, statement, or the like.

   He added an extra paragraph to his speech as an amplification.

5. Electricity. increase in the strength of current, voltage, or power.

6. Genetics. gene amplification.

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amplification British  

/ ˌæmplɪfɪˈkeɪʃən /

noun

1. the act or result of amplifying

2. material added to a statement, story, etc, in order to expand or clarify it

3. a statement, story, etc, with such additional material

4. electronics

   1. the increase in strength of an electrical signal by means of an amplifier

   2. another word for gain 1

5. Also called: gene amplification.  genetics the production of multiple copies of a particular gene or DNA sequence. It can occur naturally or artificially, by genetic engineering techniques

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amplification Scientific  

/ ăm′plə-fĭ-kā′shən /

1. An increase in the magnitude or strength of an electric current, a force, or another physical quantity, such as a radio signal.

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Etymology

Origin of amplification

First recorded in 1540–50, amplification is from the Latin word amplificātiōn- (stem of amplificātiō ). See ample, -i-, -fication

Example Sentences

If Charlottesville taught journalists to be wary of amplifying ideology, the current moment demands an understanding that, in an attention economy, amplification itself is the ideology.

From Salon • Apr. 6, 2026

Most current biomarker tests require chemical amplification to increase tiny molecular signals, which adds time, complexity, and expense.

From Science Daily • Feb. 16, 2026

Tiny speakers built into the frame’s temples deliver natural amplification in noisy environments, according to our testers with mild to moderate hearing loss.

From The Wall Street Journal • Nov. 23, 2025

Lang also insists upon amplification, which can or cannot enhance the intelligibility of text.

From Los Angeles Times • Nov. 19, 2025

The state had neglected to provide microphones and loudspeakers, and the court was adjourned for two hours while amplification was sought.

From "Long Walk to Freedom" by Nelson Mandela

Related Words

• elaboration