continuous wave

American  

[kuhn-tin-yoo-uhs weyv] / kənˈtɪn yu əs ˈweɪv /

noun

Telecommunications.

1. an electromagnetic wave of constant amplitude and frequency: used to carry information by being modulated, as in radio or television, or by being interrupted as in radiotelegraphy. CW

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adjective

1. Also continuous-wave noting a machine or device that functions through a constant and controlled output of waves, as of light from a laser, sound from an ultrasound, or radio energy from radar. CW

Etymology

Origin of continuous wave

First recorded in 1910–15

Example Sentences

And on the fourth, he managed to create a continuous wave.

From BBC • Jun. 7, 2026

The chosen location was not a stadium, but an urban setting ideal for spreading a visible, continuous wave: the emblematic Paseo de la Reforma, an iconic arterial road inspired by European boulevards.

From BBC • Jun. 7, 2026

“Somerville has experienced a continuous wave of immigration now for well over a century of Europeans and those from the Caribbean and Central and South America,” he said in a telephone interview.

From Washington Post • Apr. 12, 2019

These machines take the math exercise that is a digital signal and turn it into the continuous wave that is analog.

From Washington Post

Finally connect the lamp cord from the socket to the plug fuse taps when your experimental continuous wave telegraph transmitter is ready to use.

From The Radio Amateur's Hand Book by Collins, A. Frederick (Archie Frederick)