precox
/priˈkɒks/Definitions
1. adjective
Relating to or denoting a condition or disease in which puberty begins before the age of nine in girls or nine and a half in boys.
“The psychiatrist specialized in treating precox children who experienced premature puberty.”
2. noun
A person or child who experiences precox.
“The precox children were provided with special counseling and support to cope with their condition.”