What is the meaning of Presidency?

The office or role of president.

The bureaucratic organization and governmental initiatives devolving directly from the president.

The time during which one is president; a president's term of office.

A supreme local council made up of three persons; the highest authority.

One of the three original provinces of British India.

The role of ordained clergy in the celebration of the Eucharist in some denominations.

Source: wiktionary.org