L. casei: (Lactobacillius casei) Bacterium that grows in the digestive system. larva: The immature, wingless, feeding stage of an insect that undergoes complete metamorphosis. lavender: (Lavendula officinalus), a shrub with spike-shaped clusters of pale purple, scented flowers. Used in cosmetics. Also the colour of the lavender flower. laxative: A medicine or agent for releiving constapation. lead: Chemical symbol: Pb. Atomic weight: 207.19 Atomic number: 82. A heavy, fairly soft, poisonous metal. Used as an additive in some gasoline. Formerly (in Roman times) used in plumbing and tableware. legislative: Having the function of making laws. lemongrass:(Cymbopogon citratus, Cymbopogon flexosus) A lemon-scented grass growing in warm climates, harvested for its oil which is used in cosmetics. leukemia: Cancer of the white blood cells, which are responsible for fighting disease. lignin: An organic substance that, with cellulose, makes up wood. linens: Fabric made from flax. Good quality, used in bedding and clothes. linerboard: A two-ply sheet made with some fraction of recycled fibers in the bottom sheet. lipid: Any of a group of organic compounds that are greasy to the touch, inosoluble in water, and soluble in alcohol, ether, and other fat solvents. litsea: A 400 spp. of widespread deciduous trees and shrubs, abundant in tropical Asia and Australia litsea cuvata: A plant used for personal hygene. See litsea. livestock: Animals raised in large numbers by farmers, e.g. cows, sheep, chickens. logarithm: The exponent of the power to which a base number must be raised to equal a given number. lubricants: Substances used to help moving parts move more smoothly. lysine: H2N(CH2)4CH(NH2)COOH, a basic amino acid. Produced chiefly from many proteins by hydrolysis essential in the nutrition of man and animals.
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