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View synonyms for Rh negative

Rh negative

or Rh-neg·a·tive

[ ahr-eych neg-uh-tiv ]

adjective

  1. Rh factor


Rh negative

noun

  1. blood that does not contain the Rh factor
  2. a person having such blood
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of Rh negative1

First recorded in 1955–60

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