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English definition of “no.”

no.

noun [before noun] (plural nos)
written abbreviation for number: They live at No. 17. The answers to nos 13–20 are on page 21.Numbers generally No. 10 written abbreviation for Number TenRuling and governingGovernment ministers and civil servants
(Definition of no. noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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