fine structure

noun

: microscopic structure of a biological entity or one of its parts especially as studied in preparations for the electron microscope
fine structural adjective

Examples of fine structure in a Sentence

Recent Examples on the Web While data from the Keck telescope indicate the fine structure constant was once smaller, the data from the Very Large Telescope indicates the opposite, that the fine structure constant was once larger. Joseph Calamia, Discover Magazine, 19 Nov. 2019 The extra pressure on the dark matter from the quantum effect also inhibits fine structures in dark matter, resulting in a fuzzy appearance. Lyndie Chiou, Scientific American, 20 June 2023 Structural frames inspired by the fine structure of bird bones could create lightweight lattices of tubes, with varying sizes reflecting the forces acting upon them. James Rose, The Conversation, 30 Mar. 2023 Eventually the process creates an ice sheet with a fine structure that has thin needles of ice going all the way down through the sheet. Jeremy Hsu, Discover Magazine, 8 Aug. 2017 The new fine structure goes into effect today. Chris Morris, Fortune, 10 Sep. 2021 There’s a strong family resemblance, though, between the two models, both of which have a rounded, toastlike flavor and a fine structure that stands in opposition to the dry, starchy, gratuitously sweet whole-wheat pizza crusts that blighted college towns across the country in the 1970s and ’80s. New York Times, 8 Mar. 2021 The fine structure constant is a scalar field. Sean Carroll, Discover Magazine, 18 Oct. 2010 Through observations of galaxies that lie 12 billion light-years roughly to the north with those at the same distance lying to the south, the team discovered variations in the fine structure constant amounting to about 1 part in 100,000. Amir Aczel, Discover Magazine, 2 Dec. 2011

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'fine structure.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1867, in the meaning defined above

Time Traveler
The first known use of fine structure was in 1867

Dictionary Entries Near fine structure

Cite this Entry

“Fine structure.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fine%20structure. Accessed 19 Apr. 2024.

Medical Definition

fine structure

noun
: microscopic structure of a biological entity or one of its parts especially as studied in preparations for the electron microscope
fine structural adjective

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