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[mahy-kroh-struhk-cher] /ˈmaɪ kroʊˌstrʌk tʃər/
noun, Metallurgy
the structure of a metal or alloy as observed, after etching and polishing, under a high degree of magnification.
Origin of microstructure
1880-85; micro- + structure Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for microstructure
  • Scientists can estimate the ages of these dinosaurs by examining their bone microstructure for growth rings.
  • It is often the case that microstructure influences macrostructure.
  • Resting on a mountain, snow seems inert, but its microstructure mutates constantly.
  • Thin sections will allow us to look at the porosity and microstructure of the eggshell.
  • Note that this is only relevant to mammals, which have a laminar microstructure to neuronal organization.
  • They are, rather, real features of those systems at a higher level of description than that of the microstructure.
  • They cultured cells on top of the films and found that the cells aligned themselves with the microstructure.
  • When cement powder is mixed with water, complex chemical and microstructure changes occur.
British Dictionary definitions for microstructure


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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