Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A
classification of blood that is based on the presence or absence ofantigens in thered blood cells of an individual. For the purposes ofblood transfusion three antigens referred to as "A", "B" and "RhD" (out of a total of 29) are the most important. Based on their presence the human blood can be classified toA ,AB ,B , andO blood types which are further divided toRh positive or negative.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun human blood cells (usually just the red blood cells) that have the same antigens
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