<p><strong>Verb</strong></p><ul><li>to change in form, appearance, or structure; metamorphose.</li><li>to change in condition, nature, or character; convert.</li><li>to change into another substance; transmute.</li><li>to increase or decrease (the voltage and current characteristics of an alternating-current circuit), as by means of a transformer.</li><li>to change into another form of energy.</li></ul><p><strong>Noun</strong></p><ul><li>a mathematical quantity obtained from a given quantity by an algebraic, geometric, or functional transformation.</li><li>the transformation itself.</li><li>the result of a transformation.</li></ul>