Legally, adulthood typically means that one has reached the age of of supervision by a legal guardian, or just by an adult.
The age of majority is the threshold of adulthood as recognized or declared in law. It is the moment when minors cease to be considered such and assume legal.
An adult is a person who has attained the age of majority. The age of majority is the legally defined age at which a person is considered an adult, with all the attendant rights and responsibilities of adulthood. The age of majority is defined by state laws, which vary by state.
It's when you enter official adulthood for the first time, gaining great privileges along with serious legal implications. It's important to understand.
Biology determines what makes you physical an adult and you can draw very clear and uncontroversial lines. The question of coming of age in a legal way is.