optoelectronics
noun
op·to·elec·tron·ics
ˌäp-(ˌ)tō-i-lek-ˈträ-niks 
-ē-lek-
plural in form but singular in construction
: a branch of electronics that deals with electronic devices for emitting, modulating, transmitting, and sensing light
Examples of optoelectronics in a Sentence
Recent Examples on the Web
Glass optics and optoelectronics in space telescopes can expand our understanding of the universe.
—
Judith Magyar, Forbes, 10 Nov. 2022
The startup’s first product is PTMaster, a phototherapy device that combines optoelectronics and signal processing to monitor jaundice in infants.
—Yue Wang, Forbes, 19 Apr. 2021
Unsurprisingly, after five and a half years of studying nano-optoelectronics, light-emitting quantum dots started to bore Anikeeva.
—Jacqueline Detwiler, Popular Mechanics, 3 Oct. 2018
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Judith Magyar, Forbes, 10 Nov. 2022
The startup’s first product is PTMaster, a phototherapy device that combines optoelectronics and signal processing to monitor jaundice in infants.
—Yue Wang, Forbes, 19 Apr. 2021
Unsurprisingly, after five and a half years of studying nano-optoelectronics, light-emitting quantum dots started to bore Anikeeva.
—Jacqueline Detwiler, Popular Mechanics, 3 Oct. 2018
Cite this Entry
“Optoelectronics.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/optoelectronics. Accessed 8 Jul. 2025.
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