Dormant, "sleeping", may refer to:

Science Dormancy in an organism's life cycle Dormant volcano, a volcano that is inactive but may become active in the future

Culture Dormant, a heraldry attitude signifying a sleeping animal with head resting upon paws Dormant title, an hereditary title of nobility or baronetcy for which the rightful claimant has yet to be found Dormant, an order of knighthood which is no longer conferred Dormant (film), an Argentine documentary film

Economics Dormant company, a currently inactive company Dormant bank account, a bank account which lacks activity