Meaning of postpubescent

post•pu•bes•cent

Pronunciation: (pōst"py-bes'unt), [key]
— n.
  1. a young person in his or her early teens.
—adj.
  1. of, pertaining to, or characteristic of postpubescents.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.