An Etymological Dictionary of Astronomy and Astrophysics

To have control, authority, or influence; to be the most important or conspicuous person or thing.
→ core-dominated quasar, → dominant coefficient, → dominated series, → domination, → lobe-dominated quasar, → matter-dominated Universe, → radiation-dominated Universe.

Etymology (EN): From L. dominatus, p.p. of dominari “to rule, dominate, govern,” from dominus, → domain.

Etymology (PE): Ciridan, from ciré “dominant; powerful; victorious,” Mid.Pers. cêr “victorious, brave,” Av. cirya- “able, brave.”