mantissa
Concise Oxford English Dictionary © 2008 Oxford University Press:
mantissa /manˈtɪsə/
▶noun
- 1 Mathematics the part of a logarithm after the decimal point.
- 2 Computing the part of a floating-point number which represents the significant digits of the number.
– origin C17: from L., lit. ‘makeweight’, perh. from Etruscan.
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