condition in which there is a disturbance of normal functioning; "the doctor prescribed some medicine for the disorder"; "everyone gets stomach upsets from time to time"
any disease of the mind; the psychological state of someone who has emotional or behavioral problems serious enough to require psychiatric intervention
an acute viral disease of the nervous system of warm-blooded animals (usually transmitted by the bite of a rabid animal); rabies is fatal if the virus reaches the brain
a time period usually extending from Friday night through Sunday; more loosely defined as any period of successive days including one and only one Sunday
acute contagious infection caused by the bacterium Corynebacterium diphtheriae; marked by the formation of a false membrane in the throat and other air passages causing difficulty in breathing