red shift

Scientific  

1. See under Doppler effect

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red shift Cultural  

1. In physics, the reddening of light sent out by an object that is moving away from an observer. (See Doppler effect.)

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Discover More

The red shift that can be observed in light from distant galaxies suggests that the universe is expanding, and thus supports the Big Bang theory.

Example Sentences

The red shift in the border region is a question of engagement, Castro said.

From Washington Post

Experts see a possible “blue mirage” and “red shift” in Florida and North Carolina, which process mailed-in ballots before Election Day.

From Reuters

There’s some red shift in the dark, significant drop-off when viewed at an angle, and it barely manages to get bright enough to stand up to direct sunlight.

From The Verge

A machined aluminum instrument panel and translucent red shift knob with metal flake and a vintage Cummins logo complete the look.

From Fox News

We are looking at dead-heat races in Nevada, Indiana and Arizona where you shouldn’t be surprised to see a "red shift," that is, Republican victories in races where exit polls show a Democratic win.

From Salon