Webster's Revised Unabridged Dictionary · 1913

Ripen

Ripen , intransitive verb

1.
To grow ripe; to become mature, as grain, fruit, flowers, and the like; as, grapes ripen in the sun.
2.
To approach or come to perfection.

Ripen , transitive verb

1.
To cause to mature; to make ripe; as, the warm days ripened the corn.
2.
To mature; to fit or prepare; to bring to perfection; as, to ripen the judgment.
When faith and love, which parted from thee never, Had ripined thy iust soul to dwell with God. — Milton