- (intransitive) to grow ripe; to become mature, as in botany: grain, fruit, flowers, and the like;
- Grapes ripen in the sun.
- 1918, John Muir, Steep Trails Chapter XII
- ...the desert soil of the Great Basin is as rich in the elements that in rainy regions rise and ripen into food as that of any other State in the Union.
- (intransitive) To approach or come to perfection.
- (transitive) To cause to mature; to make ripe
- The warm sun ripened the corn.
- (transitive) To mature; to fit or prepare; to bring to perfection
- ripen the judgment
- When faith and love, which parted from thee never, Had ripined thy iust soul to dwell with God. - John Milton.
to grow ripe
to approach or come to perfection
to cause to mature; to make ripe
to bring to perfection