1. (v. i.) To grow ripe; to become mature, as grain, fruit, flowers, and the like; as, grapes ripen in the sun.

2. (v. i.) To approach or come to perfection.

3. (v. t.) To cause to mature; to make ripe; as, the warm days ripened the corn.

4. (v. t.) To mature; to fit or prepare; to bring to perfection; as, to ripen the judgment.

advance age alter into attain majority be converted into bear fruit beautify become better bloom blossom blow bring to maturity change into come of age come round to come to fruition come to maturity complete crown culminate cultivate develop do to perfection elaborate embellish enhance evolute evolve evolve into fall into fester finish fledge flourish flower grow grow up heighten improve intensify lapse into leave the nest matter maturate mature mellow melt into open into pass into perfect polish progress rankle reach its season reach manhood reach maturity reach twenty-one reach voting age refine ripe ripen into run run into season settle down settle into shift into suppurate temper toga virilis turn into turn to wax weep