gravitational redshift

noun

, Physics, Astronomy.

1. (in general relativity) the shift toward longer wavelengths of electromagnetic radiation emitted by a source in a gravitational field, especially at the surface of a massive star.

Example Sentences

“This can play a very good role in some basic physics research, such as non-Newtonian gravitation and gravitational redshift” research, he said.

From New York Times

Twenty-four years of observations of the S-02 star showed that its gravitational redshift — seen when gravity stretches light to a longer, redder wavelength — is just as predicted.

From Nature

This causes a shift to the red end of the electromagnetic spectrum, a gravitational redshift.

From Reuters

The study, relying heavily on data from the Keck Observatory in Hawaii, focused on an effect called gravitational redshift.

From Reuters

This time dilation is known as gravitational redshift.

From Scientific American