Pronunciation: (ôrb),[key] —n. 1. a sphere or globe: a Christmas tree hung with brightly colored orbs. 2. the eyeball or eye: He looks with blind orbs on an indifferent world. 3. any of the heavenly bodies, as the sun or moon: He lay on the grass, warmed by that orb of day, the sun. 4. a globe bearing a cross; the mound or emblem of sovereignty, esp. as part of the regalia of England.
5. Astrol.the number of degrees from exactness within which an aspect operates.
6. a circle or something circular.
7. Astron.(formerly) the orbit of a heavenly body.
8. the earth.
—v.t. 1. to form into a circle or sphere.
2. Archaic.to encircle; enclose.
—v.i. 1. to move in an orbit.
2. to form into an orb or globe; round out.