Definition of excimer in English:


Line breaks: ex|cimer
Pronunciation: /ˈɛksɪmə


  • An unstable excited molecule which is formed by the combination of two smaller molecules and rapidly dissociates with emission of radiation, utilized in some kinds of laser.
    More example sentences
    • A gas mixture of a gas discharge laser such as an excimer or molecular fluorine laser is stabilized.
    • Using various concentrations of dyes and different processing conditions, they could produce almost any combination of monomer and excimer emission.
    • The standoff distance between the hydrophone and polystyrene plate was 0.5 mm for the excimer and ruby lasers.


1960s: blend of excited and dimer.

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Word of the day grotesquerie
Pronunciation: grōˈteskərē
grotesque quality or grotesque things collectively