Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of occultation is as below...

Observation :: Observation (n.) Specifically, the act of measuring, with suitable instruments, some magnitude, as the time of an occultation, with a clock; the right ascension of a star, with a transit instrument and clock; the sun's altitude, or the distance of the moon from a star, with a sextant; the temperature, with a thermometer, etc..

Occultation :: Occultation (n.) The hiding of a heavenly body from sight by the intervention of some other of the heavenly bodies; -- applied especially to eclipses of stars and planets by the moon, and to the eclipses of satellites of planets by their primaries..

Occultation :: Occultation (n.) Fig.: The state of being occult.

Occulting :: Occulting (n.) Same as Occultation.

Apparition :: Apparition (n.) The first appearance of a star or other luminary after having been invisible or obscured; -- opposed to occultation.

Emersion :: Emersion (n.) The reappearance of a heavenly body after an eclipse or occultation; as, the emersion of the moon from the shadow of the earth; the emersion of a star from behind the moon..

Immersion :: Immersion (n.) The dissapearance of a celestail body, by passing either behind another, as in the occultation of a star, or into its shadow, as in the eclipse of a satellite; -- opposed to emersion..

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