antilogarithm

noun Mathematics.

1. the number of which a given number is the logarithm; antilog

noun

1. a number whose logarithm to a given base is a given number100 is the antilogarithm of 2 to base 10 Often shortened to: antilog

1. The number whose logarithm is a given number. For example, the logarithm of 1,000 (103) is 3, so the antilogarithm of 3 is 1,000. In algebraic notation, if log x = y, then antilog y = x.