Orbit
Pronunciation : Or"bit
Part of Speech : n.
Etymology : [L. orbita a track or rut made by a wheel, course, circuit, fr. orbis a circle: cf. F. orbite. See 2d Orb.]
Definition : 1. (Astron.)
Defn: The path described by a heavenly body in its periodical revolution around another body; as, the orbit of Jupiter, of the earth, of the moon.
2. An orb or ball. [Rare & Improper] Roll the lucid orbit of an eye. Young.
3. (Anat.)
Defn: The cavity or socket of the skull in which the eye and its appendages are situated.
4. (Zo?l.)
Defn: The skin which surrounds the eye of a bird.
Source : Webster's Unabridged Dictionary, 1913