Abbreviation for the least common multiple, the smallest multiple that is exactly divisible by every member of a set of numbers; as, the least common multiple of 12 and 18 is 36.
Least common multiple. The smallest number, other than zero, that is a common multiple of two or more numbers.
lowest common multiple. The lowest number that is a multiple of two or more numbers. For example: 3, 4, 6: LCM = 12