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.
Related to mood disorder: personality disorder, cyclothymia. n. Any of a group of psychiatric disorders, including depression and bipolar disorder, characterized by a pervasive disturbance of mood. Also called affective disorder. Etymology: AS, mod, mind; L, dis + ordo, rank. a variety of conditions characterized by a disturbance in mood as the main feature.