Adjective
Petronian (comparative more Petronian, superlative most Petronian)
Of or relating to Petronius (Gaius Petronius Arbiter, c. 27–66 AD), a Roman courtier during the reign of Nero, generally believed to be the author of Satyricon.
Coming before the innovation of imperfect tempus, this practice inaugurated the era of what are now called "Petronian" motets. Source: Internet