Simple past tense and past participle of estimate.(verb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "estimated" in a sentence
"The main reason was the sharp drop in oil prices and me steady growth in Brazil's domestic petroleum production, e.g., about 212 million barrels in 1988 at an estimated cost of $20 per barrel versus an estimated cost of alcohol of $45 per barrel according to Young (1989)."
"£13,000 plus the cost of studio equipment, estimated at around £800, plus initial stock, estimated at around £15,000."
"For instance you all might want to look up the term estimated tax payments, then try to apply it to a corp. like GE, or the others in Feisty's little cut and paste mess."