(in soil etc)
81pollution — pol‧lu‧tion [pəˈluːʆn] noun [uncountable] when substances make air, water, soil etc dangerously dirty, or these substances themselves: • the effects of industrial pollution • They plan to introduce measures to reduce air pollution from traffic… …
82avalanche — ALASKA VOLCANO OBSERVATORY GLOSSARY A large mass of material or mixtures of material falling or sliding rapidly under the force of gravity. Avalanches often are classified by their content, such as snow, ice, soil, or rock avalanches. A mixture… …
83sweeten — sweet•en [[t]ˈswit n[/t]] v. t. 1) to make sweet, as by adding sugar 2) to make mild or kind; soften 3) to make (the breath, room air, etc.) sweet or fresh, as with a mouthwash or spray 4) chem. to make (the stomach, soil, etc.) less acidic, as… …
84ammonisation — /ˌæmənaɪˈzeɪʃən/ (say .amuhnuy zayshuhn) noun the formation of ammonia or its compounds, as in soil, etc., by soil organisms. Also, ammonization. {ammon(ia) + isation} …
85heading — /ˈhɛdɪŋ / (say heding) noun 1. something that serves as a head, top, or front. 2. a title or caption of a page, chapter, etc. 3. a section of a subject of discourse; a topic. 4. a horizontal passage in the earth, as for an intended tunnel, for… …
86lime — I. /laɪm / (say luym) noun 1. the oxide of calcium, CaO, a white caustic solid (quicklime or unslaked lime) prepared by calcining limestone, etc., used in making mortar and cement. When treated with water it produces calcium hydroxide, Ca(OH)2,… …
87macropore — /ˈmækroʊpɔ/ (say makrohpaw) noun a crack or hole in the soil created by plant roots, animals in the soil, etc., which acts as a conduit for water, allowing it to flow more quickly to deeper levels. {macro + pore2} …
88fork — [fôrk] n. [ME forke < OE forca & Anglo Fr forque (Fr fourche), both < L furca, two pronged fork] 1. an instrument of greatly varying size with a handle at one end and two or more pointed prongs at the other: forks are variously used as… …
89cultivate — v.tr. 1 a prepare and use (soil etc.) for crops or gardening. b break up (the ground) with a cultivator. 2 a raise or produce (crops). b culture (bacteria etc.). 3 a (often as cultivated adj.) apply oneself to improving or developing (the mind,… …
90solifluction — n. the gradual movement of wet soil etc. down a slope. Etymology: L solum soil + L fluctio flowing f. fluere fluct flow …
