estimatornoun [ C ]
uk/ˈestɪmeɪtər/usACCOUNTING someone whose job is to estimate the cost of something:
He became an estimator for a construction company in 2009.
IT a computer program that helps to calculate the cost or value of something:
This unemployment insurance estimator allows you to estimate how much your Unemployment Insurance Benefits will be before you file a new unemployment insurance claim.