| acholic |
Without bile pigment in the stools. Causes stools to be pale in color.
출처: www.classkids.org/library/ref/glossary.htm
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| achalasia |
A combined defect of absent peristalsis (contractions of the GI tract that aid in moving food)of the esophageal body and elevated lower esophageal sphincter pressure.
출처: www.gbmc.org/medicine/krohcenter/definitions.cfm
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| achlorhydria |
Absence of free hydrochloric acid in the stomach
출처: www.gbmc.org/medicine/krohcenter/definitions.cfm
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| achromatic lens |
(w/o color) A lens consisting of two or more elements, usually made of crown glass and flint glass. This lens has been corrected for chromatic aberration in that it has the same focal length with respect to two selected colors (red and blue) or wavelengths of light. The resultant image is (nearly) free of extraneous colors. It is also corrected for spherical aberration with respect to one color.
출처: www.bi-optic.com/vocab.html
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| ACH |
Air Changes per hour. The speed at which outside air replaces indoor air. When there is little infiltration , natural ventilation, or mechanical ventilation, the air exchange rate is low and pollutant levels can increase.
출처: www.carpetbuyershandbook.com/carpet_glossary_a.htm
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