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Word of the Day Tuesday, June 9, 2026

excimer

/ɛksˈsaɪmər/ noun · British & US
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What does excimer mean?

noun

A high-energy molecule that is formed by the combination of a monomer and a dimer, typically used in excimer lasers. In chemistry, an excimer is a dimeric molecule that is formed by the combination of two monomers in an excited state.

Example

"The researchers used an excimer laser to cut through the material with precision."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for excimer

Rhymes with excimer

Etymologically related