/ˌɔltəˈreɪʃən/ – Noun
Definition: thay đổi, sửa đổi.
A more thorough explanation: In legal terms, alteration refers to the act of making changes or modifications to a document, contract, or other legal instrument. This can include adding, removing, or changing information in a way that affects the legal validity or meaning of the original document.
Example: The alteration of the contract terms required the approval of all parties involved.