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

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

(architecture) A structural motif or finial in the shape of a sphere

An orbit of an heavenly body

(rare) The time period of an orbit

(poetic) The eye, seen as a luminous and spherical entity

(poetic) Any revolving circular body, such as a wheel

(rare) A sphere of action.

A globus cruciger; a ceremonial sphere used to represent royal or imperial power

A translucent sphere appearing in flash photography (Orb (optics))

(military) A body of soldiers drawn up in a circle, as for defence, especially infantry to repel cavalry.

(astrology) Amount of deviation from the closest perfect aspect.

(architecture) A blank window or panel.

(poetic, transitive) To form into an orb or circle.

(poetic, intransitive) To become round like an orb.

(poetic, transitive) To encircle; to surround; to enclose.