The crossword solution for the term 'Field or its measure' is AREA, which has 4 letters. AREA is a two-dimensional measurement of a surface, such as a field, and is typically measured in square units, such as square feet or square meters. It is the size of a two-dimensional surface, and is calculated by multiplying the length and width of the surface. AREA can also refer to a field, such as a field of study or a field of play.