+l. alumini acetatis+ (Burows’ solution). For external use as an astringent and antiseptic. +l. antisepticus.+ A mouthwash. +l. bromi.+ Antiseptic. +l. Burowii.+ Astringent and antiseptic (See l. alum. acet.) +l. caoutchouc.+ For rubber skin. +l. cresolis compositus.+ Antiseptic and disinfectant where vesicles form. +l. ferri persulphatis.+ Styptic. +l. ferrisub sulphatis.+ Monsel’s solution. Styptic. +l. hydrargyri nitratis.+ Caustic application. +l. iodi carbolatus.+ Antiseptic counterirritant. +l. plumbi subacetatis.+ For bruises and sprains. +l. sodii boratis compositus.+ Dobell’s solution. An alkaline antiseptic preparation. +l. sodii ethylatis.+ Employed externally as a caustic. +l. sodii silicatis.+ Used in surgery for applying splints. +l. zinci chlorodi.+ Disinfectant and deodorant. +listerine.+ Trade name of a solution containing boric acid, benzoic acid, thymol and other substances. +Lister’s method.+ Antiseptic surgery. +lith.+ Stone, as in lithology, the branch of medical science, relating to calculi or concretions. +litter.+ A stretcher for carrying the sick or wounded. +locomotor ataxia (tabes dorsalis).+ Hardening of the posterior columns, ganglia, roots and peripheral nerves of the spinal cord. +logos.+ Treatise, as in Pathology, a branch of medical science which treats of disease in all its relations. +lotio.+ Latin for lotion or wash. +l. hydrargyri flava.+ Yellow mercurial wash. +l. hydrargyri nigra.+ Black mercurial wash. (Both of the above are used as applications to venereal sores). +l. plumbi et opii.+ Lead and opium wash. Applied to sprains and bruises. +luetic.+ Syphilitic. +luetin test.+ A skin test for the diagnosis of syphilis. +lumen.+ The space in the interior of a tubular structure, such as an artery. +lunula.+ The opaque, whitish, semi-lunar area near the root of the nail. +lymph.+ A clear yellow fluid found in the lymph spaces or lymphatic vessels of the body. +lymphangioma.+ New formation of lymphatic vessels. +lymphangitis.+ Inflammation of lymphatic vessels. +lymphoma.+ A tumor of lymphoid tissue. +lysis.+ Solution, as in analysis, the breaking up of a chemical compound into its simpler elements. Also the gradual subsidence of symptoms in a disease as distinguished from crisis. +lysol.+ Trade name of a mixture of soaps and phenols; used as a disinfectant. +M+ +macrococcus.+ A large unicellular microorganism. +macros.+ Large, as in macroscopic, an object visible to the naked eye. +macula.+ Spot, as in macular, relating to or marked by macules, or spotted. +magnesium sulphate.+ Epsom salts; a purgative. +malignant.+ Resistant to treatment and tending to grow. +malleolus.+ A process of bone the shape of the head of a hammer. +mania.+ Frenzy, as in megalomania, a delusion of grandeur. +manifestation.+ Clear to the eye or to the mind.