alteration Meaning in the Cambridge English Dictionary
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Meaning of “alteration” in the English Dictionary

"alteration" in British English

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alterationnoun

uk   /ˌɒl.təˈreɪ.ʃən/  us   /ˌɑːl.t̬ə-/
C1 [C] a ​change, usually a ​slightchange, in the ​appearance, ​character, or ​structure of something: Several ​policeofficers are being ​questioned about the alteration of the ​documents. The ​houseneededextensive alterations when we ​moved in. Some alterations toouroriginalplans might be ​necessary. [C or U] a ​change or ​changes made to the ​size or ​shape of a ​piece of ​clothing so that it ​fitsbetter: She's getting some alterations done to her ​dress.C1 [U] the ​process of ​changing something: The ​landscape has ​undergoneconsiderable alteration.
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(Definition of alteration from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"alteration" in Business English

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alterationnoun [C or U]

uk   us   /ˌɔːltərˈeɪʃən/
a ​change in the appearance, ​character, or ​structure of something: an alteration to sth Some alterations to our ​originalplans might be necessary. If you have made any alterations since you last ​saved the ​document, a ​warningmessage will appear.significant/major alteration The report's ​recommendations should be ​adopted without major alteration.
(Definition of alteration from the Cambridge Business English Dictionary © Cambridge University Press)
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