Rh factor

A form of Rhesus factor — An antigen of the Rhesus system; understood unless otherwise specified to refer to Rhesus factor D (RhD), which appears on the surface of the red blood cells of most (85%) humans. An incompatibility between the Rh-blood types of a mother and her baby may cause serious disease for the baby.

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rhesus factorRh
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Meanings

noun
  1. abbreviationAbbreviation of Rhesus factor.

Synonyms & antonyms

nouna 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

Similar
rhesus factorRh
Broader
antigen
Also see
rhesus factor

Synonym sets from Open English WordNet, CC BY 4.0.

Cite this entry
APA

Rh factor. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/Rh%20factor

MLA

“Rh factor.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Rh%20factor. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “Rh factor,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/Rh%20factor.

Source: Rh factor on Wiktionary, CC BY-SA 4.0.