Defn: One who, or that which, upholds or sustains; a sustainer.
[Obs.]
I waked again, for my sustain was the Lord. Milton.

SUSTAINABLE
Sus*tain"a*ble, a. Etym: [Cf. F. soutenable, OF. soustenable.]

Defn: Capable of being sustained or maintained; as, the action is not sustainable.

SUSTAINED
Sus*tained", a.

Defn: Held up to a certain pitch, degree, or level; uniform; as, sustained pasion; a sustained style of writing; a sustained note in music.

SUSTAINER
Sus*tain"er, n.

Defn: One who, or that which, sustains. Waterland.

SUSTAINMENT
Sus*tain"ment, n.

Defn: The act of sustaining; maintenance; support. Milton. Lowell.

SUSTALTIC
Sus*tal"tic, a. Etym: [Gr.