A word or phrase that is only used by experts, professionals, or academics in a particular field (e.g., exposition).
(technical)
A los adolescentes les resulta difícil enfrentarse a los cambios hormonales que experimentan.It is difficult for adolescents to deal with the hormonal changes they experience.
An adjective is a word that describes a noun (e.g. the big dog).
Me identificaba mucho con la angustia adolescente que expresaba la música de esa banda.I identified a lot with the teen angst expressed in that band's music.