Meaning Of The Word Blueshift

Real Dictionary

What's the definition of Blueshift? Find Blueshift meanings, definitions and more at the Real Dictionary online.

Blueshift Meaning

Blueshift Definition
Blueshift Definition

What's The Definition Of Blueshift?

blueshift in American English
the shift of spectral lines toward the shorter wavelengths and higher frequencies at the blue end of the spectrum of a luminous celestial body, indicating that the light source is moving rapidly toward the observer
noun: a shift toward shorter wavelengths of the spectral lines of a celestial object, caused by the motion of the object toward the observer

blueshift in British English
noun: a shift in the spectral lines of a stellar spectrum towards the blue end of the visible region relative to the wavelengths of these lines in the terrestrial spectrum: a result of the Doppler effect caused by stars approaching the solar system

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