1. A space or region with uneven, asymmetrical, or non-uniform boundaries; an area that does not conform to standard geometric shapes
The architect designed a building with an irregular area to fit the odd-shaped lot.
O arquiteto projetou um edifício com uma área irregular para se adequar ao lote de forma estranha.
2. In mathematics and geometry, a surface whose shape cannot be easily defined by standard formulas
Calculating the perimeter of an irregular area requires more complex methods.
Calcular o perímetro de uma área irregular requer métodos mais complexos.