SIDEREAL


Meaning of SIDEREAL in English

/ saɪˈdɪəriəl; NAmE -ˈdɪr-/ adjective

( astronomy ) related to the stars that are far away, not the sun or planets

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WORD ORIGIN

mid 17th cent.: from Latin sidereus (from sidus , sider- star) + -al .

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.