magnification

noun
mag·​ni·​fi·​ca·​tion | \ ˌmag-nə-fə-ˈkā-shən How to pronounce magnification (audio) \

Definition of magnification

1 : the act of magnifying
2a : the state of being magnified
b : the apparent enlargement of an object by an optical instrument

called also power

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Examples of magnification in a Sentence

We used a microscope to examine the cells under magnification. At higher magnifications the differences between the cells become clear.
Recent Examples on the Web An eyepiece changes the focal ratio of your telescope, thus changing the magnification. Cameron Johnson, Popular Mechanics, "How To Get Started in Astronomy," 10 Nov. 2020 This fixation drives the ridiculous magnification of small-time pro-Russia players and the belief that the Russians have a hand in nearly every significant American event. Rich Lowry, National Review, "There Isn’t a Russian under Every Bed," 23 Oct. 2020 Fossils in this layer of rock are so small that paleontologists collect sediment and rock in the field and then examine it under magnification. Shaena Montanari, The Arizona Republic, "New fossil found in Petrified Forest is 220 million years old. Here's what it looks like," 4 Nov. 2020 Shot at nine-times magnification, the photograph shows the springy polymers wrapped around red and green straight threads that have been woven together like a chain-link fence. Theresa Machemer, Smithsonian Magazine, "From a Zebrafish to Nylon Stockings, See This Year’s Small World Photography Winners," 15 Oct. 2020 There’s a new telephoto camera with more magnification, capable of 2.5x optical zoom. Joanna Stern, WSJ, "iPhone 12 vs. iPhone 11 vs. iPhone SE vs. iPhone XR: Comparing Apple’s Full Lineup," 14 Oct. 2020 And with higher magnification comes a narrowed field of view. Nicole Clausing, Sunset Magazine, "Good Moon Rising," 24 Sep. 2020 But all shooters noted the reticle’s utility at every magnification. Andrew Mckean, Outdoor Life, "The 13 Best New Precision Riflescopes Put to the Test," 18 Aug. 2020 Sharper Image offers a similar set of binoculars with 12x magnification. Paul Stenquist, New York Times, "Get the Birds To Come To You," 17 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'magnification.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of magnification

15th century, in the meaning defined at sense 1

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Time Traveler for magnification

Time Traveler

The first known use of magnification was in the 15th century

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Statistics for magnification

Last Updated

23 Nov 2020

Cite this Entry

“Magnification.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/magnification. Accessed 1 Dec. 2020.

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More Definitions for magnification

magnification

noun
How to pronounce magnification (audio)

English Language Learners Definition of magnification

: the act of making something look larger than it is : the act of magnifying something
: the larger appearance of an object when it is seen through a microscope, telescope, etc.

magnification

noun
mag·​ni·​fi·​ca·​tion | \ ˌmag-nə-fə-ˈkā-shən How to pronounce magnification (audio) \

Medical Definition of magnification

1 : the act of magnifying
2a : the state of being magnified
b : the apparent enlargement of an object by an optical instrument that is the ratio of the dimensions of an image formed by the instrument to the corresponding dimensions of the object

called also power

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