factor xi

Medical Dictionary

factor XI n.
A factor in the clotting of blood, a deficiency of which results in a hemorrhagic tendency. Also called plasma thromboplastin antecedent.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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WordNet
factor xi

noun
coagulation factor whose deficiency results in a hemorrhagic tendency [syn: plasma thromboplastin antecedent
WordNet® 3.0, © 2006 by Princeton University.
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