Etymology
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trauma (n.)

1690s, "physical wound," medical Latin, from Greek trauma "a wound, a hurt; a defeat," from PIE *trau-, extended form of root *tere- (1) "to rub, turn," with derivatives referring to twisting, piercing, etc. Sense of "psychic wound, unpleasant experience which causes abnormal stress" is from 1894.

updated on May 24, 2017

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Definitions of trauma from WordNet

trauma (n.)
any physical damage to the body caused by violence or accident or fracture etc.;
Synonyms: injury / hurt / harm
trauma (n.)
an emotional wound or shock often having long-lasting effects;
Synonyms: psychic trauma
From wordnet.princeton.edu, not affiliated with etymonline.