微び差さ

noun

minute difference; tiny difference; razor-thin margin

Used for very small differences in measurement, comparison, or competition. Often appears in contexts like sports, science, or statistics.

• 両りょう者しゃの実じつ力りょくには微び差さしかない。

  There is only a minute difference in ability between the two.

• この実じっ験けんでは微び差さが大おおきな結けっ果かの違ちがいを生うむ。

  In this experiment, a tiny difference produces a large difference in results.