Englishfor English speakers
estimate
Noun
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An estimate is a judgement of a size, value, amount, cost, etc., which is based on incomplete information.
British Telecom will give you an estimate of the cost before doing any work.
estimate
Verb
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If you estimate the number, size, value, amount, cost, etc. of something, you guess based on incomplete information.
It's difficult to estimate how long it will take to get to London because we don't know how bad the traffic will be.
flow
Verb
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If something flows, it moves in a smooth and regular way.
The river flows gently to the sea.
flow
Noun
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A flow is a smooth regular movement of a liquid, gas, etc.
A major accident is blocking the flow of traffic on Yonge St., just north of Queen.