anxiety neurosis

(psychology) A psychoneurotic disorder characterized by diffuse anxious expectation not restricted to definite situations, persons, or objects, and by emotional instability, irritability, apprehensiveness, and a sense of fatigue; caused by incomplete resolution of repressed emotional problems, and frequently associated with somatic symptoms.

An extreme manifestation of anxiety characterized by acute anxiety attacks (sympathetic overreactivity) and phobias, causing avoidance of the anxiety-provoking situations.

A disorder characterized by feelings of persistent apprehension, fear, or impending doom, which, when acute, manifest themselves in attacks that are unpredictable, usually of short duration, and occur in situations that are not life threatening. Also called anxiety state.

The noun has one meaning:

Meaning #1: characterized by diffuse anxiety and often somatic manifestations of fear