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 astrolabe is as below...

Astrolabe :: Astrolabe (n.) An instrument for observing or showing the positions of the stars. It is now disused.

Astrolabe :: Astrolabe (n.) A stereographic projection of the sphere on the plane of a great circle, as the equator, or a meridian; a planisphere..

Meteoroscope :: Meteoroscope (n.) An astrolabe; a planisphere.

Cosmolabe :: Cosmolabe (n.) An instrument resembling the astrolabe, formerly used for measuring the angles between heavenly bodies; -- called also pantacosm..

Moder :: Moder (n.) The principal piece of an astrolabe, into which the others are fixed..

Alidade :: Alidade (n.) The portion of a graduated instrument, as a quadrant or astrolabe, carrying the sights or telescope, and showing the degrees cut off on the arc of the instrument.

Pinule :: Pinule (n.) One of the sights of an astrolabe.

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