| aid |
a resource; "visual aids in teaching"; "economic assistance to depressed areas" the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose; "he gave me an assist with the housework"; "could not walk without assistance"; "rescue party went to their aid"; "offered his help in unloading" a gift of money to support a worthy person or cause help: give help or assistance; be of service; "Everyone helped out during the earthquake"; "Can you help me carry this table?"; "She never helps around the house" help: improve the condition of; "These pills will help the patient" care: the work of providing treatment for or attending to someone or something; "no medical care was required"; "the old car needs constant attention"
출처: wordnet.princeton.edu/perl/webwn
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| air block |
interference with the normal inflation and deflation of the lungs and with the pulmonary blood flow, produced by the leakage of air from the pulmonary alveoli into the interstitial tissue of the lung (interstitial emphysema) and into the mediastinum (mediastinal emphysema).
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| airborne infection |
an infection that is contracted by inhalation of microorganisms or spores suspended in air on water droplets or dust particles. Microorganisms are often rendered airborne as a result of a sneeze or cough. Cf. droplet i.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| airway conductance |
the reciprocal of airway resistance: the air flow divided by the mouth-to-alveoli pressure difference.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| air-equivalent ionization chamber |
in radiology, a chamber in which the materials of the wall and electrodes are such that ionizing radiations produce ionization essentially similar to that in a free-air ionization chamber.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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