noun
round-off function; rounding function
Computing term for a function that rounds numbers, typically to the nearest integer or specified decimal place.
この計算ソフトには四捨五入機能が付いています。
This calculation software has a rounding function.
四捨五入機能を使って小数点以下を処理してください。
Please use the round-off function to handle the decimal places.
四捨五入 is the general concept of rounding; 四捨五入機能 specifically refers to the function or feature that performs rounding.
Compound of 四捨五入 (rounding) and 機能 (function).