rounding, rounding error -- ((mathematics) a miscalculation that results from rounding off numbers to a convenient number of decimals; "the error in the calculation was attributable to rounding"; "taxes are rounded off to the nearest dollar but the rounding error is surprisingly small")
Overview of verb round
The verb round has 7 senses
round -- (wind around; move along a circular course; "round the bend")
attack, round, assail, lash out, snipe, assault -- (attack in speech or writing; "The editors of the left-leaning paper attacked the new House Speaker")
polish, round, round off, polish up, brush up -- (bring to a highly developed, finished, or refined state; "polish your social manners")