From Longman Dictionary of Contemporary Englishmiscalculatemis‧cal‧cu‧late /mɪsˈkælkjəleɪt/ verb [intransitive, transitive] 1 COUNT/CALCULATEto make a mistake when deciding how long something will take to do, how much money you will need etc We miscalculated how long it would take to get there.2 MISTAKEto make a wrong judgment about a situation Tim had miscalculated: Laura would never disobey her father.→ See Verb table
Examples from the Corpus
miscalculate• We have too many chairs. I must have miscalculated.• Ohka 33 would have had the endurance to permit a second or third attempt should the first death-dive have been miscalculated.• He miscalculated again in thinking that the majority of officers would support his cause.• Unfortunately, the difficulty of mustering the parade had been badly miscalculated and it was behind schedule.• But they miscalculated by targeting popular entitlement programs.• Many tournament organisers miscalculate entry levels with the result that adjacent areas are crowded together and the competitors' safety is imperilled.• Sorry we're late -- we miscalculated how long it would take to get here.• I think we miscalculated how people would react to the scene.• It is estimated that the IRS miscalculates interest charges 25% of the time.• The city miscalculated the cost of earthquake repairs for the Bay Bridge.• The answer from Realists is that the leaders had either misperceived the situation or miscalculated what to do in it. 