RR Lyrae star

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noun

Astronomy. one of a group of pulsating variable stars found in the halo of the Milky Way, with periods between 1.2 and 30 hours; all have approximately the same luminosity and are therefore used for measuring distances.

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Also called cluster variable.

Origin of RR Lyrae star

<New Latin: RR (variable star designation) of Lyra

Words nearby RR Lyrae star

-rrhaphy, -rrhea, -rrhexis, -rrhiza, -rrhoea, RR Lyrae star, RRM, rRNA, RRP, R.R.R., RRSP

How to use RR Lyrae star in a sentence

Former Red Sox star Curt Schilling says his politics are keeping him out of Cooperstown.
Conservative Curt Says His Politics, Not His Pitching, Kept Him Out of the Hall of Fame|Ben Jacobs|January 9, 2015|DAILY BEAST
It was seen by a small delegation of star-struck prelates and dignitaries who later described the film as “moving.”
Pope Francis Has the Pleasure of Meeting Angelina Jolie for a Few Seconds|Barbie Latza Nadeau|January 8, 2015|DAILY BEAST
I just recently rewatched all six Star Wars movies the other day… Oh wow, from the beginning?
Patton Oswalt on Fighting Conservatives With Satire|William O’Connor|January 6, 2015|DAILY BEAST
The star announces he is to marry his 27-year-old boyfriend.
Meet Stephen Fry’s Future Husband (Who Is Less Than Half His Age)|Tom Sykes|January 6, 2015|DAILY BEAST

Real Housewives of New Jersey star Teresa Giudice turned herself in to serve a 15-month sentence for bankruptcy fraud.
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I had no idea who they were, as the Grand Duke was in morning costume, and had no star or decoration to distinguish him.
Music-Study in Germany|Amy Fay
When rapidly deposited, as by artificial precipitation, triple phosphate often takes feathery, star- or leaf-like forms.
A Manual of Clinical Diagnosis|James Campbell Todd
She liked him less than ever, nevertheless wished that he were her brother and the rising star in American politics.
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According to a weekly paper not only is Constance Binney a famous screen star, but she is also a first-class ukelele player.
Punch, or the London Charivari, Volume 158, April 28, 1920|Various
I do not quite agree with the 'Star' as to the Fire-crest not being "very uncommon," though it occasionally occurs.
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