English edit

Etymology edit

over- +‎ calculate

Verb edit

overcalculate (third-person singular simple present overcalculates, present participle overcalculating, simple past and past participle overcalculated)

  1. To calculate as being greater than is actually the case
    • 1822, John Gibson Lockhart, Some Passages in the Life of Mr. Adam Blair[1], Chapter XI, page 135:
      Meanwhile, Mr. Blair began, as anxious people will do, to overcalculate the lapse of time.

Synonyms edit