binary star

binary star noun: a stellar system in which two stars orbit around their common center of mass; double star.

Noun

binary star (plural binary stars)

A stellar system in which two stars orbit around their common center of mass; double star.

Synonyms:

binary, binary star system, binary system, double star, double star system

stellar system in which two stars orbit their center of mass: द्वितारा dvitārā

stellar system in which two stars orbit their center of mass: இரும விண்மீன் iruma viṇmīṉ

stellar system in which two stars orbit their center of mass: ദ്വന്ദ്വനക്ഷത്രം dvandvanakṣatraṁ

stellar system in which two stars orbit their center of mass: ਦੋਹਰਾ ਤਾਰਾ dohrā tārā

More languagesFewer languages

plural	binary stars

What does binary star mean?: Binary star means a stellar system in which two stars orbit around their common center of mass; double star.
What is binary star in Hindi?: Binary star in Hindi is द्वितारा (dvitārā). See Binary star meaning in Hindi.
What part of speech is binary star?: Binary star is a noun.
What is the plural of binary star?: The plural of binary star is binary stars.

Adapted from Wiktionary: binary star (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-binary star.wav.

Cite this entry: “binary star.” Word.ws, https://word.ws/binary_star. Based on Wiktionary, CC BY-SA 4.0.