mature
Fully developed; grown up in terms of physical appearance, behaviour or thinking; ripe.
Example
“She is quite mature for her age.”
Other meanings
Brought to a state of complete readiness.
“a mature plan”
Profound; careful.
“The headmaster decided to expel the boy after a mature consideration.”
Word history
From Latin "mātūrus".
Where this comes from
This definition is adapted from “mature” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.