What is the meaning of Impact?

The striking of one body against another; collision.

The force or energy of a collision of two objects.

A forced impinging.

A significant or strong influence or effect.

To collide or strike, the act of impinging.

To compress; to compact; to press into something or pack together.

To significantly or strongly influence or affect; to have an impact on.

To stamp or impress onto something.

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Source: wiktionary.org