Ascendant; Ascendent

Part of speech: adjective (a.)

1. Rising toward the zenith; above the horizon. The constellation . . . about that time ascendant. Browne.

2. Rising; ascending. Ruskin.

3. Superior; surpassing; ruling. An ascendant spirit over him. South. The ascendant community obtained a surplus of wealth. J. S. Mill. Without some power of persuading or confuting, of defending himself against accusations, . . . no man could possibly hold an ascendent position. Grote.