mantissa

The decimal part of a logarithm. In the logarithm 2.95424, the mantissa is 0.95424.

A supplementary treatise; a lesser work following one on the same subject.

The decimal part of a logarithm: so called as being additional to the characteristic or integral part.

[capitalized] In zoology, a genus of mollusks.

The decimal part of a logarithm, as distinguished from the integral part, or characteristic.

A minor addition to a text.

The part of a common logarithm after the decimal point, the fractional part of a logarithm.

The significand; that part of a floating-point number or number in scientific notation that contains its significant digits.

the positive fractional part of the representation of a logarithm; in the expression log 643 = 2.808 the mantissa is .808