<p><strong>Noun</strong></p><ul><li>An abnormal outgrowth, usually harmless, on an animal or vegetable body: "The patient had moles, swollen red dots, and other excrescences all over the body."</li><li>A normal outgrowth, such as hair or horns.</li><li>Any disfiguring addition.</li><li>Abnormal growth or increase.</li><li>Phonetics: The insertion or addition of a sound, usually a consonant, as a result of articulatory interaction without grammatical or historical justification, like the t-sound in prince or the p-sound in hamster.</li></ul>