1. a minor change or addition designed to improve a text, piece of legislation, etc.: "an amendment to existing bail laws"
▪ an article added to the US Constitution: "the First Amendment"
▪ something which is added to soil in order to improve its texture or fertility:"you can add some soil-texturizing amendments to improve soil drainage"
Word OriginMiddle English (in the sense ‘improvement, correction’): from Old French amendement, from amender (see amend).