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microelectronics

American  
[mahy-kroh-i-lek-tron-iks, -ee-lek-] / ˌmaɪ kroʊ ɪ lɛkˈtrɒn ɪks, -ˌi lɛk- /

noun

(used with a singular verb)
  1. the technology dealing with the design, development, and construction of electronic systems utilizing extremely small elements, especially solid-state devices employing microminiaturization.


microelectronics British  
/ ˌmaɪkrəʊɪlɛkˈtrɒnɪks /

noun

  1. (functioning as singular) the branch of electronics concerned with microcircuits

"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

microelectronics Scientific  
/ mī′krō-ĭ-lĕk-trŏnĭks /
  1. The branch of electronics that deals with miniature components generally too small to be seen by the naked eye.


Other Word Forms

Derived Forms

Etymology

Origin of microelectronics

First recorded in 1955–60; micro- + electronics

Vocabulary lists containing microelectronics

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The Ukrainian army said it struck a microelectronics factory that produced parts for the Russian military.

From Barron's • Mar. 11, 2026

The U.S. faces vulnerabilities in microelectronics, port cranes and large power transformers as well as in rare-earth minerals and the magnets made from them, all of which underpin economic activity and military readiness.

From The Wall Street Journal • Dec. 30, 2025

Revenue heavily concentrated in microelectronics water systems, including projects for South Korean memory makers and overseas fabs.

From MarketWatch • Dec. 9, 2025

He was accused of illegally exporting microelectronics to Russia for manufacturers working with the Russian military.

From BBC • Apr. 10, 2025

Indeed, entire fields such as materials, bioengineering, and microelectronics are left for future consideration, although they are of obvious and vital importance.

From Shock and Awe — Achieving Rapid Dominance by Wade, James P.

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