
1) Aswoon 2) Syncope
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• (p. pr. & vb. n.) of Faint • (n.) Syncope, or loss of consciousness owing to a sudden arrest of the blood supply to the brain, the face becoming pallid, the respiration feeble, and the heat`s beat weak.
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http://thinkexist.com/dictionary/meaning/fainting/

in physiology, loss of consciousness owing to a temporary decrease in the blood supply to the brain. See syncope.
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http://www.britannica.com/eb/a-z/f/3

<neurology, physiology> A form of syncope (fainting) that occurs as a part of a normal physiologic response to stress (often emotional stress). The individual becomes lightheaded, nauseated, flushed, feels warm and then may lose consciousness for several seconds. ... (27 Sep 1997) ...
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http://www.encyclo.co.uk/local/20973
Faint'ing noun Syncope, or loss of consciousness owing to a sudden arrest of the blood supply to the brain, the face becoming pallid, the respiration feeble, and the heat's beat weak.
Fainting fit ,
a fainting or swoon; syncope. [ Colloq.]
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http://www.encyclo.co.uk/webster/F/3

Sudden, temporary loss of consciousness caused by reduced blood supply to the brain. It may be due to emotional shock or physical factors, such as pooling of blood in the legs from standing still for long periods
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https://www.encyclo.co.uk/local/21221
No exact match found.