exciton

noun
ex·​ci·​ton | \ ˈek-sə-ˌtän How to pronounce exciton (audio) , -ˌsī- \

Definition of exciton

: a mobile combination of an electron and a hole in an excited crystal (as of a semiconductor)

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Other Words from exciton

excitonic \ ˌek-​sə-​ˈtä-​nik How to pronounce excitonic (audio) , -​ˌsī-​ \ adjective

Examples of exciton in a Sentence

Recent Examples on the Web But this work was only meant as a proof of concept of exciton fission in a solar cell. Daniel Oberhaus, WIRED, "New Designs Could Boost Solar Cells Beyond Their Limits," 11 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'exciton.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of exciton

1936, in the meaning defined above

History and Etymology for exciton

International Scientific Vocabulary excitation + -on entry 2

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Time Traveler for exciton

Time Traveler

The first known use of exciton was in 1936

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Cite this Entry

“Exciton.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exciton. Accessed 25 May. 2020.

More from Merriam-Webster on exciton

Britannica.com: Encyclopedia article about exciton

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