hys·ter·i·cal -'ter-i-kəl also hys·ter·ic -'ter-ik adj of, relating to, or marked by hysteria <during \hysterical conditions various functions of the human body are disordered (Morris Fishbein)>
hys·ter·i·cal·ly -i-k(ə-)lē adv
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adj.
1. formerly, describing a symptom that is not due to organic disease, is produced unconsciously, and from which the individual derives some gain. What were known as hysterical symptoms are characteristic of conversion disorder.
2. describing a kind of personality disorder characterized by instability and shallowness of feelings and by superficiality and a tendency to manipulate in personal relationships.
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hys·ter·i·cal (his-terґi-kəl) characterized by hysteria.Medical dictionary. 2011.