English adjective: immature | |||
| 1. | immature characteristic of a lack of maturity | ||
| Samples | Immature behavior. | ||
| Similar | adolescent, babyish, childish, infantile, jejune, juvenile, puerile | ||
| Antonyms | mature | ||
| 2. | immature (used of living things especially persons) in an early period of life or development or growth | ||
| Samples | Young people. | ||
| Synonyms | young | ||
| Similar | adolescent, boyish, boylike, childlike, childly, early, five-year-old, four-year-old, girlish, infantile, junior, little, newborn, one-year-old, preadolescent, preteen, puppyish, puppylike, schoolboyish, schoolgirlish, small, teen, teenage, teenaged, tender, three-year-old, two-year-old, vernal, young, youngish, youthful | ||
| See also | immature, junior, new | ||
| Attribute | age | ||
| Domain category | animate thing, living thing | ||
| Antonyms | old | ||
| 3. | immature not fully developed or mature; not ripe | ||
| Samples | Unripe fruit. Fried green tomatoes. Green wood. | ||
| Synonyms | green, unripe, unripened | ||
| Similar | unaged | ||
| Antonyms | ripe, mature | ||
| 4. | immature not yet mature | ||
| Similar | adolescent, embryologic, embryonal, embryonic, inchoative, larval, prepubertal, prepubescent, prepupal, pubescent, pupal, underdeveloped | ||
| See also | immature, premature, young | ||
| Attribute | age, matureness, maturity | ||
| Antonyms | mature | ||
| 5. | immature (of birds) not yet having developed feathers | ||
| Samples | A small unfledged sparrow on the window sill. | ||
| Synonyms | unfledged | ||
| Similar | unfeathered | ||
| Antonyms | fledged, mature | ||