AM, Am, or am may refer to:Master of Arts (postgraduate), (Artium Magister) alternative abbreviation for a Master's degree in Arts Americium, a chemical element with symbol Am Assembly Member, a member of the regional government for Wales or London Assembly in the United Kingdom Arthur–Merlin protocol, an interactive proof system in computational complexity theory AM (complexity), a complexity class based on an Arthur–Merlin protocol Automated Mathematician, an artificial intellige… (More on Am)