CALC is an abbreviation for the term 'CALCULATION'. It is a process of solving mathematical problems, usually involving addition, subtraction, multiplication, and division. The crossword solutions for CALC are MIN (3 letters), VOL (3 letters), and LIM (3 letters). MIN stands for minimum, which is the lowest possible value or amount. VOL stands for volume, which is the amount of space occupied by an object or substance. LIM stands for limit, which is the greatest amount or number that can be achieved or allowed.