Adults read French and English [? d? lt; ? d? lt]? Beauty [? d? lt; ? d? lt]?
Adults; Adult animals
Lexical collocation:
Adults and children? Adult children
Adult books? Adult reading materials
Adult language? [m]? adult language
Usage: when used as an adjective, adult basically means "mature", which means that a person's body is mature, and it can also mean that he is mature intellectually and emotionally. Used in things, it means reaching a mature stage in the process of development.
Adult can also be interpreted as "suitable for adults", which means that you have passed puberty or reached legal age.
Adults are not used to compare grades when making "adult" and "adult" solutions, but can be used to compare grades when making "mature" solutions.
Example:
Being a father means that he is an adult now.
Being a father means that he is an adult now.