Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “alteration”

alteration

noun     /ˌɒl.təˈreɪ.ʃən/ US  /ˌɑːl.t̬ə-/
C1 [C] a change, usually a slight change, in the appearance, character, or structure of something: Several police officers are being questioned about the alteration of the documents. The house needed extensive alterations when we moved in. Some alterations to our original plans might be necessary.Change and changes [C or U] a change or changes made to the size or shape of a piece of clothing so that it fits better: She's getting some alterations done to her dress.Change and changes C1 [U] the process of changing something: The landscape has undergone considerable alteration.Change and changes
(Definition of alteration noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of alteration

Browse related topics

You are looking at an entry to do with Change and changes, but you might be interested in these topics from the Changing and not changing topic area:

Definitions of “alteration” in other dictionaries

Word of the Day

well in (with)

to have a good relationship with someone in which they like you and from which you get an advantage

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More