Maser
/ˈmeɪzər/noun
A device that amplifies microwaves by stimulated emission of radiation.
Did you know?The word MASER is an acronym coined in 1959 from the phrase 'microwave amplification by stimulated emission of radiation,' and it became the template for LASER.
Etymological Timeline
1959
English
maser
“A coined scientific term for microwave amplification by stimulated emission of radiation”
1950s
English
microwave amplification by stimulated emission of radiation
“The full phrase describing the device's operating principle”
1940s
English
stimulated emission
“The physical process in which an incoming photon triggers the release of another photon”
20th Century
English
amplification
“The act of making a signal stronger”