Meaning & Definition of Deflection in English

1. A twist or aberration

• Especially a perverse or abnormal way of judging or acting

2. The amount by which a propagating wave is bent

3. The movement of the pointer or pen of a measuring instrument from its zero position

4. The property of being bent or deflected

5. A turning aside (of your course or attention or concern)

• "A diversion from the main highway"

• "A digression into irrelevant details"

• "A deflection from his goal"