ascendent

(noun) position or state of being dominant or in control. Synonyms: ascendant. Examples: "That idea was in the ascendant."

(noun) someone from whom you are descended (but usually more remote than a grandparent). Synonyms: ancestor, ascendant, antecedent, root.

(adj) tending or directed upward. Synonyms: ascendant, ascensive. Examples: "Rooted and ascendant strength like that of foliage"- john ruskin."

(adj) most powerful or important or influential. Synonyms: ascendant, dominating. Examples: "The economically ascendant class." "D-day is considered the dominating event of the war in europe."