staggered terms. Membership terms for a firm's directors that expire in different years. A firm with 12 directors might have 4-year terms with 3 seats up for election each year. Staggered terms make it more difficult for a raider to gain control of a board.
Definition of mood disorder. : any of several psychological disorders (as major depressive disorder or bipolar disorder) characterized by abnormalities of emotional state âcalled also affective disorder.
a mood disorder marked by a hyperactive, widely optimistic state bipolar disorder a mood disorder in which the person alternates between the hopelessness and lethargy of depression and the overexcited state of mania. schizophrenia a group of severe disorders characterized by disorganized and delusional thinking, disturbed perceptions, and inappropriate emotions and actions