Defn: Having the force of a decree; determining.
The will of God is either decretive or perceptive. Bates.

DECRETORIAL
Dec`re*to"ri*al, a.

Defn: Decretory; authoritative. Sir T. Browne.

DECRETORILY
Dec"re*to*ri*ly, adv.

Defn: In a decretory or definitive manner; by decree.

DECRETORY
Dec"re*to*ry, a. Etym: [L. decretorius, from decretum. See Decree.]

1. Established by a decree; definitive; settled. The decretory rigors of a condemning sentence. South.

2. Serving to determine; critical. "The critical or decretory days." Sir T. Browne.

DECREW De*crew", v. i. Etym: [F. décrue, n., decrease, and décru, p. p. of décroître. See Decrease, and cf. Accrue.]

Defn: To decrease. [Obs.] Spenser.