| saltation |
The bouncing or 'leaping' movement of sand grains caused by the wind.
출처: www.nps.gov/grsa/resources/curriculum/glossary.htm
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| saltpeter |
(also saltpetre) ?a potassium nitrate compound converted from calcium nitrates often found in dry caves and used in making gunpowder.
출처: www.nps.gov/maca/learnhome/glossary.htm
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| Salmonella typhosa |
transmitted by contaminated food or water and characterized by red rashes, high fever, bronchitis and intestinal hemorrhaging
출처: www.nps.gov/vick/eduguide/chp_7/cwterms.htm
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| salient |
an outwardly projecting part of a fortification or defensive line
출처: www.nps.gov/vick/eduguide/chp_7/cwterms.htm
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| saliva |
A mixture of water and proteins produced by the salivary glands of the mouth. Saliva assists in the neutralization of some of the acid which refluxes into the esophagus as well as lubrication of food which is passing through the esophagus.
출처: www.gastromd.com/definitionss.html
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