Biologically, an grownup is an organism that has reached sexual maturity. In human context, the time period grownup has meanings related to social and authorized ideas. In distinction to a “minor”, a authorized grownup is an individual who has attained the age of majority and is subsequently thought to be unbiased, self-sufficient, and accountable. The typical age of accomplishing authorized maturity is eighteen, though definition could differ by authorized rights, nation, and psychological improvement.

Human adulthood encompasses psychological adult development. Definitions of maturity are sometimes inconsistent and contradictory; an individual could also be biologically an grownup, and have grownup conduct however nonetheless be handled as a toddler if they’re underneath the authorized age of majority. Conversely, one could legally be an grownup however possess not one of the maturity and accountability that will outline an grownup character.


In completely different cultures there are occasions that relate passing from being a toddler to turning into an grownup or coming of age. This usually encompasses the passing a collection of checks to show that an individual is ready for maturity, or reaching a specified age, generally along side demonstrating preparation. Most trendy societies decide authorized maturity primarily based on reaching a legally specified age with out requiring an indication of bodily maturity or preparation for maturity.