F star

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noun Astronomy.

a white to yellow star, as Canopus, Polaris, or Procyon, having a surface temperature between 6000 and 7500 K and an absorption spectrum in which the pair of ultraviolet lines of singly ionized calcium and the Balmer series of hydrogen are of about equal strength.

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Compare spectral type.

Words nearby F star

FSH, FSH-RF, FSLIC, FSO, FSR, F star, f-stop, f-system, Ft., FTA-ABS test, ft-c

How to use F 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
The program has not made a final selection on which upgrades will actually be included in future versions of the F-35.
Pentagon Misfires in Stealth Jet Scandal|Dave Majumdar|January 8, 2015|DAILY BEAST
That article noted that the F-35 does not currently have the ability to down-link live video to ground troops,.
Pentagon Misfires in Stealth Jet Scandal|Dave Majumdar|January 8, 2015|DAILY BEAST

In fact, according to F-35 program sources, the next software upgrades are not yet fully defined nor are they fully funded.
Pentagon Misfires in Stealth Jet Scandal|Dave Majumdar|January 8, 2015|DAILY BEAST
E was an Esquire, with pride on his brow; F was a Farmer, and followed the plough.
Boys and Girls Bookshelf; a Practical Plan of Character Building, Volume I (of 17)|Various
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.
Ancestors|Gertrude Atherton
I follow F. mainly, and note all but very trifling variations from it.
Chaucer's Works, Volume 1 (of 7) -- Romaunt of the Rose; Minor Poems|Geoffrey Chaucer