A turning over or upside-down; inversion.

The overturning or overthrow of some institution or state of affairs; ruin.

(transitive, intransitive) To turn over, capsize or upset.

(transitive) To overthrow or destroy.

(law, transitive) To reverse (a decision); to overrule or rescind.

(transitive) To diminish the significance of a previous defeat by winning; to make a comeback from.

(intransitive) Of a body of water: to undergo a limnic eruption, where dissolved gas suddenly erupts from the depths.