1 noun COMP programbacaire masc4 c m upop-up blockerbacaire míreanna aníosspam blockerbacaire turscair2 noun SPOR in cricketblocálaí masc4 c m u3 noun SPOR in American footballblocálaí masc4 c m u4 noun BIOCHEM inhibiting physiological functionblocálaí masc4 c m ucalcium channel blockerblocálaí cainéil cailciam