Jaundice (Fr. jaunisse, yellow). A disorder in which the skin and eyes assume a yellowish tint.
Katabolism (Gr. καταβάλλω, to throw down). The process by means of which the more complex elements are rendered more simple and less complex. The opposite of anabolism.
Labyrinth. The internal ear, so named from its many windings.
Lacrymal Apparatus (Lat. lacryma, a tear). The organs for forming and carrying away the tears.
Lacteals (Lat. lac, lactis, milk). The absorbent vessels of the small intestines.
Laryngoscope (Gr. λάρυγξ, larynx, and σκοπέω, to behold). An instrument consisting of a mirror held in the throat, and a reflector to throw light on it, by which the interior of the larynx is brought into view.
Larynx. The cartilaginous tube situated at the top of the windpipe.
Lens. Literally, a lentil; a piece of transparent glass or other substance so shaped as either to converge or disperse the rays of light.
Ligament (Lat. ligo, to bind). A strong, fibrous material binding bones or other solid parts together.
Ligature (Lat. ligo, to bind). A thread of some material used in tying a cut or injured artery.