Petitor | Webster's Dictionary of the English Language

petitor
pĕtītor, ōris, m. [peto]. I In gen., a seeker , striver after any thing (poet.): famae, Luc. 1...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
petitor
petītor ōris, m PET-, a seeker, applicant, candidate : consulatūs: generosior, H.—In a suit at law...

An Elementary Latin Dictionary