Mantissa Definition
măn-tĭsə
noun
The decimal part of a logarithm to base 10 as distinguished from the integral part (called the characteristic)
.7193 is the mantissa of the logarithm 4.7193
Webster's New World
Synonyms:
- fixed-point part
Other Word Forms of Mantissa
Noun
Singular:
mantissa
Plural:
mantissaeOrigin of Mantissa
-
From Latin mantissa, mantīsa, of unknown origin (said by Festus to be a loanword from Etruscan, but it may actually be from Celtic, possibly through Etruscan mediation).
From Wiktionary
Latin makeweight perhaps of Etruscan origin
From American Heritage Dictionary of the English Language, 5th Edition
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