Meaning of “estimate” - Learner’s Dictionary

estimate

verb [ T ] uk us /ˈestɪmeɪt/

B2 to guess the cost, size, value, etc of something:

[ + that ] They estimate that a hundred people were killed in the accident.
The number of dead is estimated at a hundred.
estimated adjective

B2

an estimated cost

(Definition of “estimate verb” from the Cambridge Learner’s Dictionary © Cambridge University Press)