Noah Webster's Dictionary 1. (a.) Ruling; governing; prevailing; predominant; as, the dominant species, church, spirit, power. 2. (n.) The fifth tone of the scale; thus G is the dominant of C, A of D, and so on.

Multi-Version Concordance Dominant (1 Occurrence) Numbers 21:28 for a fire has gone out of Heshbon, a flame from the city of Sihon. It has devoured Ar of Moab, The lords of the high places of the Arnon. (See NAS)