Medical Definition of Excimer laser
Excimer laser: A laser that emits very concentrated light in the ultraviolet (UV) region of the spectrum.
Excimer lasers are used, for example, in:
An excimer laser uses a noble-gas halide. Excimer is a chemical term that refers to a substance formed by the joining of two atoms or two molecules of the same chemical composition in an excited state; it is an excited dimer.Source: MedTerms™ Medical Dictionary
Last Editorial Review: 6/9/2016
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