a. [ L. occidentalis; cf. F. occidental. ] 1. Of, pertaining to, or situated in, the occident, or west; western; -- opposed to oriental; as, occidental climates, or customs; an occidental planet. [ 1913 Webster ]
2. Possessing inferior hardness, brilliancy, or beauty; -- used of inferior precious stones and gems, because those found in the Orient are generally superior. [ 1913 Webster ]