lase

American  

[layz] / leɪz /

verb (used without object)

Optics.

lased, lasing

1. to give off coherent light, as in a laser.

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lase British  

/ leɪz /

verb

1. (intr) (of a substance, such as carbon dioxide or ruby) to be capable of acting as a laser

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Etymology

Origin of lase

First recorded in 1960–65; back formation from laser

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Example Sentences

See Examples For:

lase lased lasing

But titanium-sapphire lasers struggle to achieve those energies because the big crystals needed for damage-free amplification tend to lase at right angles to the beam—thereby sapping energy from the pulses.

From Science Magazine ● Jan. 24, 2018

The glass is doped with rare-earth atoms and when an external light source boosts enough of them into an excited state, the ring begins to lase at its own preferred frequency.

From US News ● Jun. 29, 2011

To lase, the GFP in the cells needed to be pumped with another laser, one that sends pulses of blue light at a low energy of about 1 nanojoule.

From Science Magazine ● Jun. 12, 2011

Although Maiman's synthetic ruby was the first substance made to "lase," it was far from the last.

From Time Magazine Archive

As an Irishman might say, no one could "Bore lase," so there is really no necessity to Skipp him.

From Punch, or the London Charivari, Vol. 98, April 12, 1890 by Various

“After more than a year of fare sales, the airlines are lased focused on boosting their yields, which ultimately boils down to increased ticket prices,” explains Zach Griff.

From Slate ● Jul. 21, 2021

A payre of startups had he on his feete    That lased were up to the small of the legge.

From Two Centuries of Costume in America, Volume 1 (1620-1820) by Alice Morse Earle

"This makes it much easier to achieve lasing," emphasizes Prof. Szczytko.

From Science Daily ● Apr. 25, 2026

Beijing was first caught by the U.S. military lasing an American spy satellite in 2006.

From Washington Times ● May 10, 2021

Invented in 1960, lasers use an external "pump," such as a flash lamp, to excite electrons within the atoms of a lasing material—usually a gas, crystal, or semiconductor.

From Science Magazine ● Jan. 24, 2018

Lasers are constructed from many types of lasing materials, including gases, liquids, solids, and semiconductors.

From Textbooks ● Aug. 12, 2015

In lasing without inversion, two coupling lasers give ground-state atoms two paths to one higher energy level.

From Scientific American ● Oct. 9, 2012

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