to continue steadfastly or firmly in some state, purpose, course of action, or the like, especially in spite of opposition, remonstrance, etc.: to persist in working for world peace; to persist in unpopular political activities.
to last or endure tenaciously: The legend of King Arthur has persisted for nearly fifteen centuries.
to be insistent in a statement, request, question, etc.
Origin: 1530–40; < Latinpersistere literally, to stand firm permanently, equivalent to per-per- + -sistere, akin to stāre to stand