ad·o·les·cent I. \ˌadəlˈesənt\noun (-s) Etymology: French, from Latin adolescent-, adolescens : one that is in the state of adolescence II. \| ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷\adjective 1.: in the state or process of adolescence 2.: peculiar to, suggestive of, or relating to adolescence or an adolescent < adolescent instability > : developing during adolescence < adolescent goiter > • adolescent·lyadverb