n.1. (in psychoanalytic theory) the life instinct or, specifically, the sexual instinct. The libido (like the death instinct) is said to be one of the fundamental sources of energy for all mental life. 2. sexual desire. Reduced or low libido may be caused by psychological or physical factors.
1. (in psychoanalytic theory) the life instinct or, specifically, the sexual instinct. The libido (like the death instinct) is said to be one of the fundamental sources of energy for all mental life. 2. sexual desire. Reduced or low libido may be caused by psychological or physical factors.