1. the period of life following adolescence, typically spanning the late teens through the twenties or early thirties
Usage: often used in developmental psychology and sociology; sometimes called 'emerging adulthood'

Examples

• During postadolescence, many people experience significant changes in identity and career direction.
• Postadolescence is characterized by increased independence and personal responsibility.
• Researchers have identified postadolescence as a distinct developmental stage in modern societies.
• The transition from adolescence to postadolescence often involves moving away from home.
• In postadolescence, individuals typically establish their own values and life goals.