Englishfor English speakers
analytical
Adjective
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When someone is analytical, that person is skilled in using analysis.
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An analytical method or technique breaks down an object or idea into its smaller parts.
The old analytical approach to science was done, and a new approach is needed.
The analytical techniques of websites like Google can find very detailed information.
proof
Noun
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Proof is evidence which shows something is correct.
He has proof that he was not at the crime scene. A witness says that they were somewhere else.
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A proof can show how a theorem is correct.