Definition of antilogarithm :
The number corresponding to a logarithm. The word has been sometimes, though rarely, used to denote the complement of a given logarithm; also the logarithmic cosine corresponding to a given logarithmic sine.
mathematics (part of speech: noun)
geometry, algorithm, integral, dividend, divisor, reciprocal, numerator, multiplicand, root, algebra, trigonometry, calculus, differential calculus, radix, cube, square root, cube root, logarithm, quadratics, arithmetic, minuend, coefficient, multiplier, exponent, subtrahend, fraction, increment, factor, quotient, formula, multiplicator, denominator, modulus, power, multiple, index