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

Much of it was lost to the audience, since reverberant amplification gave heroic heft to Blanchett’s voice at the cost of intelligibility.

From Los Angeles Times

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

From Science Daily

Stark, discomforting amplification diminishes intimacy and the luxurious richness of Bullock’s soprano, which easily fills a room on its own, suggests quiet terror, the lonely state of Nina Simone’s “Images.”

From Los Angeles Times

Participants will develop skills across the entire development pipeline, from designing components and studying how light interacts with matter to improving high-power amplification and advancing practical applications.

From Science Daily

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

Related Words

• elaboration