<p><strong>Adjective</strong></p><ul><li>equal in value, measure, force, effect, significance, etc.: His silence is equivalent to an admission of guilt.</li><li>corresponding in position, function, etc.: In some ways their prime minister is equivalent to our president.</li><li>having the same extent, as a triangle and a square of equal area.</li><li>(of two sets) able to be placed in one-to-one correspondence.</li><li>having the same capacity to combine or react chemically.</li></ul><p><strong>Noun</strong></p><ul><li>something that is equivalent.</li></ul>