GLOSSARY 595 



minimum, mm/ i-mtim. Least, lowest. The minimum thermometer 



indicates the lowest temperature, 

 molecule, mSl' e-eul. The smallest particle of matter that can exist as 



such, 

 monsoons, m6n-soons'. Winds along the coast, blowing toward the 



land in summer and toward the sea in winter, 

 mycelium, my-c.e' li-urn. The plant body of a fungus, 

 naphtha, naf tha. A volatile distillate from petroleum, 

 neutralize, nu' tral-iz. To destroy the power of, as acids neutralize 



alkalies. 

 Newcomen, nu-e6m' en. Thomas Newcomen, an English inventor, 



1663-1729. 

 non-green plants. Plants which lack chlorophyll and therefore are not 



green. 



non-luminous, n6n-lu' mi-nus. Not giving off light, 

 nutation, nu-ta' shon. A revolving motion, giving rise to a nodding 



motion, 

 nutrition, nu-trlsh' 6n. The process by which growth is promoted and 



waste repaired in living organisms, 

 oleomargarine, o" le-o-mar' ga-rm. (not mar' jer-en). A substitute for 



butter. 



olla, 6' ya or 61' a (Spanish). A porous, earthen water jar or container, 

 organic, 6r-gan' i. 1. Formed by or pertaining to an organism. 2. 



A chemical compound having carbon for its chief constituent, 

 organism, or' gan-ism. A living being having different organs perform- 

 ing special functions. 



oscillating, 6s' i-lat" ing. Swinging back and forth on its axis. 

 Ostwald, 6st' valt. Wilhelm Ostwald, a noted German chemist, now 



living, 

 paraffin, par' a-fm. A translucent, waxy, solid substance derived from 



petroleum, 

 parasite, par' a-slt. An organism that lives upon or within the body of 



another. 

 Pasteur, pas" tur'. Louis Pasteur, a celebrated French chemist and 



bacteriologist, 1822-1895. 



pasteurization, pas" tur-i-za' shon. Killing active organisms by heat, 

 pathogenic, path" o-gen' ic. Disease causing. 



percolation, per" eo-la' shon. Passing slowly through small openings, 

 perforated, per' fo-rat" ed. Pierced with small holes, 

 pinion, pin' y6n. A small toothed wheel driving or driven by a larger 



cog-wheel, 

 pitman, pit' man. A rod connecting a moving lever with a rotating 



wheel. 



