What does it mean to be an adolescent? What does it mean to be an adult? Where do college students fit into these definitions? Discuss from biological, cognitive, and socioemotional perspectives. Solution Adolescent means the stage or phase of life whre the process starts of developing a child to a adult stage. Adult means when that person is fully grown up is known as adult. College students are placed in Adolescent.. Biological they are growing in every phase ie body, size, hormone levels, puberty levels, cell number, nutrients requirement.,thinking, memory etc. Socioemotional they are growing up making friends, experiencing new challenges, new relationships, new love, new sadness, happiness, tension, pressure etc. Cognitive they are thinking making new decisions, memories, decisions taking between good and bad for future etc..