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microstructure

[ mahy-kroh-struhk-cher ]

noun

, Metallurgy.
  1. the structure of a metal or alloy as observed, after etching and polishing, under a high degree of magnification.


microstructure

/ ˈmaɪkrəʊˌstrʌktʃə /

noun

  1. structure on a microscopic scale, esp the structure of an alloy as observed by etching, polishing, and observation under a microscope
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of microstructure1

First recorded in 1880–85; micro- + structure
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Example Sentences

Like the rubbery nubs on the bottom of baby socks, microstructures on the bears’ paw pads offer some extra friction, scientists report November 1 in the Journal of the Royal Society Interface.

Instead, lots of dome-shaped microstructures cover their surface.

Recently, I described this exact microstructure in 890-million-year-old rocks from northern Canada, proposing that it could be evidence of sponges that are several hundred million years older than the next-youngest uncontested sponge fossil.

The detailed internal microstructure of the bone also matters, and it’s not clear how or if that’s affected by cycling.

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