simple past tense and past participle of preside

To act as president; to do presidential duties.

(archaic) Occupying the first rank or chief place; having the highest authority; presiding.

The head of state of a republic. / In presidential republics, the head of government and head of state.

plural of president

Having authority over; vested with the authority to preside over.

present participle of preside

The office or role of president. / The bureaucratic organization and governmental initiatives devolving directly from the president.

(intransitive) To act as president or chairperson. / (intransitive) To exercise authority or control, oversit. / (intransitive, music) To be a featured solo performer.

plural of presidency