(inorganic chemistry) A complex, typically of a transition element, in which the hybridization of the central metal atom utilizes d orbitals from the shell inside that of the outermost occupied shell

plural of orbital quantum number

plural of inner orbital complex

plural of sidereal orbital period

(aerospace) An elliptical orbit used to transfer between two circular orbits of different radii in the same plane.

azimuthal quantum number

plural of subsynchronous orbit

In a retro-orbital direction.

plural of cranial orbit

(slang, derogatory, seduction community, neologism) A person who accommodates or mingles with others in the hope of eventually getting sex.