| A | B |
| Initiation rites | a ceremony or ritual in which an individual is admitted to a new status or accepted into a new position |
| puberty | the period of sexual maturation; the end of childhood and the point when reproduction is first possible |
| menarche | a female’s first menstrual period |
| spermarche | a period during which males achieve first ejaculation |
| asynchrony | the condition during adolescence in which the growth or maturation of bodily parts is uneven |
| rationalization | - a process whereby and individual seeks to explain an often unpleasant emotion or behavior in a way that will preserve his or her self-esteem |
| identity crisis | a period of inner conflict during which adolescents worry intensely about who they are |
| social learning theory | theory that individuals develop by interacting with others |
| clique | small, exclusive group of people within a larger group |
| conformity | in accord with group norms or customs |
| anorexia nervosa | serious eating disorder where the fear of gaining weight results in prolonged self-starvation and dramatic weight loss |
| bulimia nervosa | a serious eating disorder characterized by vomiting or abuse of laxatives |
| gender identity | the sex group with which an individual biologically belongs; an individuals subjective sense of being male or female |
| gender role | the sex group with which an individual’s feels identification; the set of behaviors that society considers appropriate for each sex |
| gender sterotype | an oversimplified or distorted generalization about the characteristics of men and women |
| androgynous | combining or blending traditionally male and female characteristics |
| gender schema | a set of behaviors organized around how either a male or female should think and behave |