Allergy 1
Allergy 1 : (Med) An abnormal response of a sensitive person to chemical and physical stimuli. Commonly, a sensitivity to dust, pollen, and to certain proteins. Symptoms are skin rashes, asthmatic conditions, intestinal disturbances, etc. Note: Serious allergic manifestations occur in about 10% of the population. all hands (Fire Pr) A condition in which all units of the first alarm assignment are actively engaged in fighting a fire