maser
- Noun. (physics) a device for the coherent amplification or generation of electromagnetic radiation (especially of microwave frequency) by the use of excitation energy in resonant atomic or molecular systems.
- Noun. (astronomy) Any celestial object that generates microwaves using the same method.
- Noun. (obsolete spelling of, mazer) .
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This entry was last updated on RefTopia from its source on 3/20/2012.