ascendant (
http://definr.com/ascendant)
adj 1: tending or directed upward; "rooted and ascendant strength
like that of foliage"- John Ruskin [syn:
ascendent,
ascensive]
2: most powerful or important or influential; "the economically
ascendant class"; "D-day is considered the dominating
event of the war in Europe" [syn:
ascendent,
dominating]
n 1: position or state of being dominant or in control: "that
idea was in the ascendant" [syn:
ascendent]
2: someone from whom you are descended (but usually more remote
that a grandparent) [syn:
ancestor,
ascendent,
antecedent,
root] [ant:
descendant]