noun, (used with a singular or plural verb) Meteorology. 1. streaks of water drops or ice particles falling out of a cloud and evaporating before reaching the ground (distinguished from praecipitatio). Origin of virga. 1935-1940.
Homicidal ideation. Homicidal ideation is a common medical term for thoughts about homicide. There is a range of homicidal thoughts which spans from vague ideas of revenge to detailed and fully formulated plans without the act itself. Many people who have homicidal ideation do not commit homicide.
ABSTRACT. A definition of the term activation-synthesis hypothesis is presented. It refers to a theory of dreaming based on the evidence indicating that the brain is active during sleep and postulates that dreams are a conscious interpretation of all this activity.BSTRACT. A definition of the term activation-synthesis hypothesis is presented. It refers to a theory of dreaming based on the evidence indicating that the brain is active during sleep and postulates that dreams are a conscious interpretation of all this activity.