/ ˈtrɔːmə; NAmE ˈtraʊmə/ noun
1.
[ U ] ( psychology ) a mental condition caused by severe shock, especially when the harmful effects last for a long time
2.
[ C , U ] an unpleasant experience that makes you feel upset and/or anxious :
She felt exhausted after the traumas of recent weeks.
3.
[ U , C ] ( medical ) an injury :
The patient suffered severe brain trauma.
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WORD ORIGIN
late 17th cent.: from Greek , literally wound.