1 noun of material, tissue, etccruas masc1 c m uit depends on the hardness of the woodbraitheann sé ar chruas an adhmaidsurface hardnesscruas dromchla2 noun CHEM of watercruas masc1 c m utemporary hardnesscruas neamhbhuanwater hardnesscruas uisce3 noun of life etccruatan masc1 c m uthe hardness of farm lifecruatan shaol na feirme, a chrua atá saol na feirme4 noun of personcruas masc1 c m urighne fem4 c m uthere was a hardness in himduine crua a bhí ann, bhí cruas ann