No. Adolescent means the years from puberty to legal adult at 18-years-old. If he has not started puberty yet he will not yet be adolescent. Puberty can start as young as 10-years-old for some though.
adolescent -- you spelled it correctly
Your adolescent humor is quite juvenile.
an adolescent youth is a stripling
Embryo, baby (hoglet), "toddler", adolescent, adult, senior - just like every other animal.
The adolescent was looking forward to becoming an adult. Though she is 50, she has the attitude of an adolescent.
They define adolescent as young adults
In the UK, on average, 2 students out of every classroom have experienced self harm.
Fluorescent Adolescent was created in 2006-12.
The duration of The Adolescent - film - is 1.5 hours.
To help the adolescent develop social skills.
The Adolescent - film - was created on 1979-01-24.
1 in every 100 school kids. It starts showing signs around 6 and they peak around adolescent age