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CMOS

American

[see-maws, -mos] / ˈsiˌmɔs, -ˌmɒs /

noun

Electronics.

complementary metal oxide semiconductor.

CMOS British

/ ˈsiːmɒs /

acronym

complementary metal oxide silicon

CMOS memory

"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

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 technology involves significant materials and process changes to existing semiconductor manufacturing based on CMOS.

From The Wall Street Journal • Mar. 4, 2026

"CMOS fabrication is the most scalable technology humans have ever invented," Eichenfield said.

From Science Daily • Dec. 26, 2025

Now Dr. Sutherland is arguing that an alternative technology that predates CMOS, and has had many false starts, should be given another look.

From New York Times • Apr. 19, 2023

They developed a camera-on-a-chip sensor, known as the CMOS.

From Scientific American • Apr. 7, 2020

To halt the descent, Sony will “speed up” development of its technology and seek new products in which CMOS, or complementary metal-oxide semiconductors, can be used, Hirai said.

From BusinessWeek • Feb. 9, 2012

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023