English Explanatory Dictionary

double star

English dictionary entry

Meanings

noun
  1. Two stars which form a stellar system, such that they orbit the point of equilibrium of their gravitational fields; a binary star.
  2. Two stars that appear to be one when seen with the naked eye, either because they orbit one another (binary stars) or happen to be in the same line of sight even though they are separated by a great distance (optical binaries).

Word forms

double star double stars

Synonyms

binary binary star double star system binary star system

Related words

single star single star system triple star multiple star star system

Derived words

double star system

Translations

Basque: izar bikoitz Catalan: estrella doble Catalan: estel binari Catalan: estel doble Chinese Mandarin: 雙星 /双星 Esperanto: duobla stelo Finnish: kaksoistähti French: étoile double French: étoile binaire German: Doppelstern Hindi: द्वितारा Irish: réalta dhúbailte Japanese: 二重星 Polish: gwiazda podwójna Portuguese: estrela dupla Russian: двойна́я звезда́ Spanish: estrella doble Swedish: dubbelstjärna
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