SER'PENT, n. [L. serpens, creeping; serpo, to creep.]
1. An animal of the order of Serpentes, [creepers, crawlers,] Of the class of Amphibia. Serpents are amphibious animals, breathing through the mouth bymeans of lungs only; having tapering bodies, without a distinct neck; the jaws not articulated, but dilatable, and withour feet, fins or ears. Serpents move along the earth by a winding motion, and with the head elevated. Some species of them are viviparous, or rather ovi-viviparous; others are oviparous; and several species are venomous.
2. In astronomy, a constellation of the northern hemisphere, containing, according to the British catalogue, sixty-four stars.
3. An instrument of music, serving as a base to the cornet or small shawm, to sustain a chorus of singers in a large edifice. It is so called for its folds or wreaths.
4. Figuratively, a subtil or malicious person.
5. In mythology, a symbol of the sun.