shock

Dictionary definition · shock

the feeling of distress and disbelief that you have when something bad happens accidentally"his mother's death left him in a daze"
the violent interaction of individuals or groups entering into combat"the armies met in the shock of battle"
a reflex response to the passage of electric current through the body"subjects received a small electric shock when they made the wrong response"
(pathology) bodily collapse or near collapse caused by inadequate oxygen delivery to the cells; characterized by reduced cardiac output and rapid heartbeat and circulatory insufficiency and pallor"loss of blood is an important cause of shock"
an instance of agitation of the earth's crust"the first shock of the earthquake came shortly after noon while workers were at lunch"
an unpleasant or disappointing surprise"it came as a shock to learn that he was injured"

surprise greatly; knock someone's socks off"I was floored when I heard that I was promoted"
strike with disgust or revulsion"The scandalous behavior of this married woman shocked her friends"
strike with horror or terror"The news of the bombing shocked her"
collide violently
collect or gather into shocks"shock grain"
subject to electrical shocks

Source: Open English WordNet (CC BY 4.0).