1 noun controlling, deciding sthcinntitheach masc1 c m uenvironmental determinants of healthtosca timpeallachta a mbíonn tionchar acu ar shláinteconfidence is a key determinant of successtá muinín ar cheann de na príomhrudaí a chinntíonn go n-éireoidh leata determinant of unemploymentcinntitheach dífhostaíochta2 noun COMP, MATHdeitéarmanant masc13 adjectivecinntitheach adj1 c m uit'll have a determinant effect on the talksbeidh tionchar mór aige ar na cainteanna