Exordium can mean several things: · Exordium , in Western classical rhetoric is the introductory section of a discourse. · Surat Al-Fatiha ("The Opening" or "The Exordium"), the opening chapter of the Qur'an. · The Mass for the Feast of the Sacred Heart. · Technology in Revelation Space#Exordium, a fictional experiment involving time travel from the Revelation Space series · Exordium - An EP by Dutch symphonic metal band After Forever. · The Exordium, the series of books written by Mehdi Zand · Exordium series, the science fiction book series written by Sherwood Smith and Dave Trowbridge · The title of an orchestral work written by Daniel James Colson ExordiumExordium