orb

noun13

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

   • In the small orb of one particular tear. — 1607
2. •
   A structural motif or finial in the shape of a sphere
3. •
   A globus cruciger; a ceremonial sphere used to represent royal or imperial power
4. •
   A translucent sphere appearing in flash photography (Orb (optics))
5. •
   (literary) The eye, seen as a luminous and spherical entity

   • A drop serene hath quenched their orbs. — 1667
6. •
   Celestial sphere; one of the azure transparent spheres conceived by the ancients to be enclosed one within another, and to carry the heavenly bodies in their revolutions
7. •
   (literary) Any revolving circular body, such as a wheel

   • The orbs Of his fierce chariot rolled. — 1667
8. •
   An orbit of an heavenly body

   • The schoolmen were like astronomers, which did feign eccentrics, and epicycles, and such engines of orbs. — 1625
9. •
   Amount of deviation from the closest perfect aspect.

   • For example, an approaching transitioning aspect (i.e., for 120 degrees) is effective when it remains within 2 degrees of orb on either side of the perfect angle. — 2005
10. •
    (rare) A sphere of action.

    • By what fatality the orb of my genius […] acts upon these men like the moon upon a certain description of patients, it would be irksome to inquire — 1815
11. •
    A body of soldiers drawn up in a circle, as for defence, especially infantry to repel cavalry.
12. •
    (rare) The time period of an orbit

    • Know none before us, self-begot, self-rais'd / By our own quick'ning power, when fatal course / Had circl'd his full Orbe, the birth mature / Of this our native Heav'n, Ethereal Sons. — 1667
13. •
    A blank window or panel.

    • small blank windows or panels, for in later times such panels were called orbs, blind windows — 1845

verb3

1. •
   (literary) To form into an orb or circle.

   • a full-orbed sun — 1842
2. •
   (literary) To become round like an orb.
3. •
   (literary) To encircle; to surround; to enclose.

   • The wheels were orbed with gold. — 1717

noun2

1. •
   Initialism of object request broker.
2. •
   (historical) Initialism of operations record book (used by RAF).