mantissa

n. 尾数 [计] 尾数

发音

US /mænˈtɪsə/

词形变化

mantissae mantissas 复数 mantissas mantissae 复数

释义与例句

n.
  1. 1.

    A minor addition to a text.

    废旧
  2. 2.

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

    尾数

    数学
  3. 3.

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

    计算机 工程 数学

词汇关系

名词

上位词 1

fraction

词源

Borrowed 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).

来源：wiktionary