a showy milkweed, Asclepias curassavica, of tropical America, having brilliant orange-red flowers and smooth fruit.
a schistosome. noun any parasitic flatworm, such as a schistosome, that lives in the blood vessels of man and other vertebrates: class Digenea See also trematode
a gas, as oxygen or carbon dioxide, that is dissolved in plasma. a test to determine the pH and concentration of blood gases. blood gas Any of the dissolved gases in blood plasma, especially oxygen and carbon dioxide.
blood gas analysis
any of various classes into which human blood can be divided according to immunological compatibility, based on the presence or absence of specific antigens on red blood cells. noun any one of the various groups into which human blood is classified on the basis of its agglutinogens Also called blood type blood group See blood […]