<p><strong>Adjective</strong></p><ul><li>Physical Chemistry: noting or pertaining to solutions characterized by equal osmotic pressure.</li><li>Physiology: noting or pertaining to a solution containing the same salt concentration as mammalian blood.</li><li>Noting or pertaining to a muscular contraction in which constant tension continues while the length of the muscle decreases, as during mechanical work.</li><li>Music: of or characterized by equal tones.</li></ul>