apsis – The extreme point of an orbit. More…
eccentric – First meant “not concentric” as it referred to an orbit in which the Earth was not precisely in the center or straying from a circular path; the area where two circles overlap is the eccentric. More…
exorbitant – Originally a legal term for a case outside of the scope of a law; since it implies going “out of orbit,” it also first meant “deviating from the true path.” More…
orbit – First meant “eye socket”; the eye is located in the eye socket or orbit. More…