SCIENCE|humanities #559649 IATE #1528731 ugach Reference ‘ugach’. Foclóir Béarla-Gaeilge, http://www.teanglann.ie/en/fgb/ugach[29.6.2016] ga Impetusde Definition Antrieb, Drang Reference Reallex Med impetus | urgeen élan | poussée | pulsionfr