1. Apprehension of danger and dread accompanied by restlessness, tension, tachycardia, and dyspnea unattached to a clearly identifiable stimulus.
2. In experimental psychology, a drive or motivational state learned from and thereafter associated with previously neutral cues.
Origin
[L. anxietas, anxiety, fr. anxius, distressed, fr. ango, to press tight, to torment]
anxiety attack
castration anxiety
free-floating anxiety
noetic anxiety
separation anxiety
situation anxiety