It means supremacy, preponderance, dominance, preference, superiority, authority.
Supremacy over a group of equals in the same field. It comes from the Greek 951; 947; 949; 956; 959; 957; 953; 945; (hegemony "headquarter"), and this of 951; 947; 949; 956; 959; 957; (hegemon "Chief, Guide").
HEGEMONIA:SUPERIORIDAD, PRIMACY OR DOMAIN AS A STATE OR A PERSON EXERTS ON OTHERS IN THE SAME FEATURE.
RELEVANT SUPERIORITY OVER OTHERS