594 GLOSSARY 



9 



Joule, joul. James Prescott Joule, an English physicist, 1818-1889. 



Keokuk, ke' o-kiik. A city in Iowa on the Mississippi River. 



kerosene, ker' o-sen. Common illuminating oil. A product of petro- 

 leum. 



kilowatt, kft" o-wat. A unit of electrical energy equal to 1000 watts. 



Kuwoshiwo, ku" ro-sh'i' wo. (Formerly Kuwo-Siwo). Japanese Cur- 

 rent in the Pacific Ocean. 



lactose, lak' tos. The sugar found in milk. 



Langley, lang' ly. Samuel Pierpont Langley, American scientist, 1834- 

 1906. 



leaching, lech' ing. 1. Dissolving mineral salts out of the soil. 2. Soak- 

 ing of sewage into the soil. 



lever, le' ver or lev' er. One of the simple machines. A stiff, rigid bar. 



levulose, lev' u-los. The sugar found in fruits. 



life process. A process necessary to life. 



lightning, lit' ning. The flash of an electric discharge to or from a 

 cloud. 



liquefy, Ilk' we-fy. To convert into or to become a liquid. 



loom, loom. A flexible insulating tube used as a conduit for electric 

 wires. 



Los Angeles, 18s an' ge-lez. A city in southern California. 



Loup River, lu. A river in central Nebraska. 



luminous, lu' mi-nus. Giving off light. 



luxurious, lug-zhu' ri-us. Pertaining to indulgence in pleasures of the 

 senses which are unnecessary for health and comfort. 



macedoine, ma" ge" dwan', A dish of mixed vegetables, used as stock 

 for soup. 



maltose, mol' tos or malt' 6s. A hard, white, crystalline sugar formed 

 by the action of malt on starch. 



manometer, ma-n6m' e-ter. An instrument for measuring pressure. 



maximum, max' i-mum. Highest. The maximum thermometer indi- 

 cates the highest temperature. 



mean, men. Average. The mean temperature is the average tempera- 

 ture. 



mechanical advantage. Advantage obtained by using a mechanical 

 device. 



mesophyte, mes' o-fit. A plant which requires a medium amount of 

 moisture. 



metabolism, me-tab' o-llzm or me-tab'o-lism. Total process of obtain- 

 ing nourishment from food. 



microorganism, ml" ro-6r' gan-fem. An organism that can be seen 

 only by use of the microscope. 



microscopic, ml" ero-se6p' ie. Seen only by the aid of a microscope. 



