approximation

simple noun10 collocationsAvg. frequency: 7.5

an estimate that is very near the actual value

a very close and correct estimate

a general and not exact estimate

a useful and fairly accurate estimate

a sensible and logical estimate

the closest possible estimate

a very basic and not detailed estimate

to calculate or create an estimate, often when exact figures are unavailable

to formally supply someone with an estimate

to provide someone with an estimate