mantissa /mæn'tisә/ 📖 中文释义 n. 尾数[计] 尾数 🔗 释义中的汉语词 尾数 📘 English Definition(英文释义) n. the positive fractional part of the representation of a logarithm; in the expression log 643 = 2.808 the mantissa is .808 ← Mantispidae M 字母词表 mantissa attribute →