approximation Synonyms

estimation estimate calculation bringing close together conjecture educated guess rough calculation evaluation guess idea guesstimate approximate value appraisal ballpark figure semblance vicinity judgement alikeness replica connectedness rendition reckoning equalise quantification proxy valuation triangulation similarity similitude simulation substitute substitution rounding resemblance supposition surrogate representation subtraction stand-in maths informed guess rough idea equations guestimate telemetry natural number innumerate approx rule of thumb oncoming