<p><strong>Noun</strong></p><ul><li>the improvement or amendment of what is wrong, corrupt, unsatisfactory, etc.</li><li>an instance of this.</li><li>the amendment of conduct, belief, etc.</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>to change to a better state, form, etc.; improve by alteration, substitution, abolition, etc.</li><li>to cause (a person) to abandon wrong or evil ways of life or conduct.</li><li>to put an end to (abuses, disorders, etc.).</li><li>Chemistry. to subject to the process of reforming, as in refining petroleum.</li></ul><p><strong>Verb (used without object)</strong></p><ul><li>to abandon evil conduct or error.</li></ul><p><strong>Adjective (initial capital letter)</strong></p><ul><li>of, relating to, or characteristic of Reform Jews or Reform Judaism.</li></ul>