double star

noun

: two stars that appear near each other in the sky:

a

: two stars that are in very nearly the same line of sight but belong to separate star systems and may be very far apart

b

: binary star

Examples of double star in a Sentence

Recent Examples on the Web

Now take a line down through it to Sadr (where the cross intersects), then Eta Cygni, with the base of the cross marked by Albireo (a double star consisting of a gold and a blue stars that look fabulous in a small telescope). —Jamie Carter, Forbes.com, 26 July 2025

In late July, the meteors radiate near the area of Alpha Capricorni, a double star visible to the naked eye. —Julia Jacobo, ABC News, 24 July 2025

In June, the coffee chain ended its 25-star reusable cup bonus and replaced it with double stars across the full purchase. —Krysta Escobar, CNBC, 5 July 2025

The National Park Service recommends that visitors head to the amphitheater in the Skyland area or the Big Meadows area for the best chance to see star clusters, double stars, and the like. —Lydia Mansel, Southern Living, 8 June 2025

Word History

First Known Use

1767, in the meaning defined above

Rhymes for double star

• abattoir
• alcazar
• autocar
• avatar
• belshazzar
• caviar
• caviare
• cinnabar
• commissar
• condylar
• deodar
• handlebar

Kids Definition

double star

noun

: two stars that appear very near each other

especially : binary star