1 noun ED, EMPL also MED developmentdul chun cinn c m udul ar aghaidh2 noun seriessraith fem2 c m useicheamh masc1 c m ua progression of ideassraith smaointehe held a progression of jobsis iomaí post a bhí aigethe progression of events was chronicled in the booktugadh cuntas sa leabhar ar na heachtraí de réir mar a tharla siad3 noun MATH of arithmeticseicheamh masc1 c m ugeometric progressionseicheamh iolraíoch4 noun MUS from one note to another etcréimniú masc