<p><strong>Noun</strong></p><ul><li>Plural tracheae: a tube in humans and other air-breathing vertebrates extending from the larynx to the bronchi, serving as the principal passage for conveying air to and from the lungs; the windpipe.</li><li>(In insects and other arthropods) one of the air-conveying tubes of the respiratory system.</li><li>Botany: vessel (def 5).</li></ul><p><strong>End of Response</strong></p>