noun
bankers' rounding
A rounding method used in finance and computing where .5 is rounded to the nearest even number to reduce cumulative error. Derived from the phrase 銀行家の丸め.
銀行丸めでは、0.5は最も近い偶数に丸められる。
In bankers' rounding, 0.5 is rounded to the nearest even number.
From 銀行家の丸め (banker's rounding), a calque of the English term.