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coma (1)
co·ma [ kṓmə ] (plural co·mas)


noun 
Definition:
 
long period of unconsciousness: a prolonged state of deep unconsciousness
[Mid-17th century. Via modern Latin< Greek kōma "deep sleep"]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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