1 noun edge, boundary, etcimeall masc1 c m uteorainn fem5 c m uwe planted trees around its perimeterchuireamar crainn timpeall air, chuireamar crainn thart ar a imeallwithin the airport perimeterlaistigh de theorainn an aerfoirtthe perimeter fence of the schoolan claí atá timpeall na scoile2 noun MATH lineimlíne fem4 c m uwork out the perimeter of each shaperíomh imlíne gach crutha