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optical maser

American  
[ahp-tuh-kuhl may-zer] / ˈɑp tə kəl ˈmeɪ zər /

noun

  1. Obsolete. the original term for laser.


optical maser Scientific  
  1. A laser that produces visible radiation.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In 1960, Dr. Townes and Schawlow, both future Nobel laureates, became the first scientists to receive recognition for the optical maser when Bell Labs filed a patent.

From Washington Post • Jan. 28, 2015

Thus, the concept of the optical maser — later dubbed the laser — was born.

From Washington Post • Jan. 28, 2015

The latest device to fascinate the technical community is the optical maser, or, as it is now often called, the laser.

From Scientific American • Jul. 14, 2013

The heart of the Bell optical maser is a rod of synthetic ruby � in. in diameter and 1� in. long.

From Time Magazine Archive

The optical maser is a long-predicted device that many famous laboratories have been racing to achieve, and may prove as important as the transistor, which, like the maser, is a solid-state device.*

From Time Magazine Archive