Noun

1. A spherical body; a globe; especially, one of the celestial spheres; a sun, planet, or star.

   In the small orb of one particular tear. --Shakespeare.

   Whether the prime orb, Incredible how swift, had thither rolled. -- John Milton.

2. One of the azure transparent spheres conceived by the ancients to be inclosed one within another, and to carry the heavenly bodies in their revolutions.
3. A circle; especially, a circle, or nearly circular orbit, described by the revolution of a heavenly body; an orbit.

   The schoolmen were like astronomers, which did feign eccentrics, and epicycles, and such engines of orbs. --Bacon.

   You seem to me as Dian in her orb. --Shakespeare.

   In orbs Of circuit inexpressible they stood, Orb within orb. --John Milton.

4. A period of time marked off by the revolution of a heavenly body. --John Milton.
5. The eye, as luminous and spherical.

   A drop serene hath quenched their orbs. --John Milton.

6. A revolving circular body; a wheel.

   The orbs Of his fierce chariot rolled. --John Milton.

7. A sphere of action. --William Wordsworth.

   But in our orbs we'll live so round and safe. --Shakespeare

8. Same as Mound, a ball or globe.
9. A translucent sphere appearing in flash photography.

Verb

1. To form into an orb or circle. --Milton. Lowell.
2. To encircle; to surround; to inclose.
3. In the television programme/program Charmed, to utilize the type of teleportation particularly associated with whitelighters.
4. To become round like an orb.

Etymology