You won't believe these 10 facts about people. An electrical circuit is a device that uses electricity to perform a task, such as run a vacuum or power a lamp. The circuit is a closed loop formed by a power source, wires, a fuse, a load, and a switch.
anxiety reaction a reaction characterized by abnormal apprehension or uneasiness; see also anxiety disorders. separation anxiety apprehension due to removal of significant persons or familiar surroundings, common in infants 12 to 24 months old; see also separation anxiety disorder.
anxiety anxÂ·iÂ·eÂ·ty (Äng-zÄ«'Ä­-tÄ) n. A state of uneasiness and apprehension, as about future uncertainties. A cause of anxiety. A state of intense apprehension, uncertainty, and fear resulting from the anticipation of a threatening event or situation, often to a degree that normal physical and psychological functioning is disrupted.