What is the meaning of Abdication?

The act of disowning or disinheriting a child.

The act of abdicating; the renunciation of a high office, dignity, or trust, by its holder.

The voluntary renunciation of sovereign power.

The renunciation of interest in a property or a legal claim; abandonment.

The action of being deposed from the seat of power.

abdication

abdication

Source: wiktionary.org