Definition of Rh factor

1. Noun. A blood group antigen possessed by Rh-positive people; if an Rh-negative person receives a blood transfusion from an Rh-positive person it can result in hemolysis and anemia.

Exact synonyms: Rh, Rhesus Factor
Generic synonyms: Antigen

Medical Definition of Rh factor

1. An antigen that may or may notbe present on the surface of human bloodcells. If a person's blood has the antigen, their blood type ispositive, if they do not, it is negative. The Rh factor isimportant mainly because if a woman who is Rh- conceives a child who is Rh+, themixing of their bloods in the placenta may provoke an immune reaction in the mother that can cause a life-threatening agglutination of the foetus'blood cells.The Rh factor is so named because it was first identified in Rhesus monkeys. See: ABO blood group. (09 Oct 1997)

Lexicographical Neighbors of Rh Factor

rezone
rezoned
rezones
rezoning
rezonings
rezulin
rezzed
rezzes
rezzing
reëdit
rgds
rh
rh-hr blood-group system
rh-negative
rh-positive
rh factor (current term)
rh isoimmunization
rhabarbarate
rhabarbarin
rhabarbarine
rhabarberone
rhabd-
rhabdiasoidea
rhabdite
rhabdites
rhabditida
rhabditida infections
rhabditiform
rhabditiform larva
rhabditoidea

Literary usage of Rh factor

Below you will find example usage of this term as found in modern and/or classical literature:

1. Electric Waves: Being Researches on the Propagation of Electric Action with ...by Heinrich Hertz, Daniel Evan Jones by Heinrich Hertz, Daniel Evan Jones (1893)
"Physiology of reproduction, chromosomes, genes, blood types, rh factor, dominant, recessive traits, birth by proxy, sexual abnormalities, radiation, ..."

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