A formal objection, especially one by a group. / A collective gesture of disapproval; a demonstration. / The noting by a notary public of an unpaid or unaccepted bill.

(intransitive) To make a strong objection. / (transitive) To affirm (something). / (transitive, chiefly Canada, US) To object to.

Protestantism

(law) Able to be protested.

a formal solemn objection or other declaration

(Christianity) Of or pertaining to several denominations of Christianity that separated from the Roman Catholic Church based on theological or political differences during the Reformation.

(Christianity) A member of any of several Christian denominations which separated from the Roman Catholic Church based on theological or political differences during the Reformation (or in some cases later).

simple past tense and past participle of protest

plural of protester

plural of Protestant