maser
may zer
- n an acronym for microwave amplification by stimulated emission of radiation; an amplifier that works on the same principle as a laser and emits coherent microwave radiation
- In 15 years, electronics has leaped from the vacuum tube to the transistor to the maser and laser.
- The maser theory led directly to the laser theory in the late 1950s.
- In solid-state physics, the maser replaced the transistor as the hottest of all items.