An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 2 Search : observable
observable
  نپاهیدنی، نپاهش‌پذیر   
nepâhidani, nepâhešpazir

Fr.: observable   

1) Capable of being or liable to be observed.
2) A quantity that can be measured.
3) Quantum mechanics: A → real dynamical variable whose → eigenstates form a → complete set.

From → observe + → -able.

observable universe
  گیتی ِ نپاهیدنی، ~ نپاهش‌پذیر   
giti-ye nepâhidani, ~ nepâhešpazir

Fr.: univers observable   

The extent of the Universe that we can see with the aid of the largest telescopes. Its ultimate boundary is determined by the → cosmic horizon size.

observable; → universe.