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verb with object

1. turn away (one's eyes or thoughts):

«…から» 〈目･注目･顔など〉をそらす, そむける «from»

e.g. she averted her eyes during the more violent scenes.

2. prevent or ward off (an undesirable occurrence):

〈事故･危険など〉を避ける, 防ぐ

e.g. talks failed to avert a rail strike.

late Middle English (in the sense ‘divert or deter someone from a place or a course of action’): from Latin avertere, from ab- ‘from’ + vertere ‘to turn’; reinforced by Old French avertir.