noun
significant digit
Computing term for a digit that contributes to the precision of a number.
浮動小数点数の特定数字を考慮して計算する。
Calculate taking into account the significant digits of the floating-point number.
Compound of 特定 (tokutei, 'specific') and 数字 (sūji, 'digit'). The exact derivation is uncertain; it is a technical term used in computing.