(physics) An orbital formed by the combination of multiple atomic orbitals on the same atom

(chemistry, physics) an atomic or molecular orbital whose energy increases as its constituent atoms are brought closer together - thus generating a repulsive force that hinders bonding

The orbit of a satellite that is nearer the planet than it would be if it were in synchronous orbit

(astronomy) The surface (plane) that contains an orbit.

(anatomy) An eye socket.

(anatomy) An eye socket.

(chemistry) Either of a pair of orbitals, of two molecules or fragments, that overlap to form a bond; especially the HOMO and LUMO orbitals

plural of cranial orbit

A form of riveting involving a rotating peen tool mounted at an angle.

Orbital riveting.