miscalculate

verb

Meaning

Determine an amount, result, or situation incorrectly, often leading to a poor outcome.

Examples

  • The pilot miscalculated the wind speed, causing the plane to land slightly off-center.
  • Investors miscalculated the risks associated with the new startup and lost a significant amount of money.

Synonyms: err, misjudge, miscount, overestimate, underestimate