Rh Definition
 ärāch 
    adjective
  
 Of or relating to the Rh factor.
 An Rh antigen; the Rh blood group; Rh incompatibility.
 American Heritage Medicine 
    abbreviation
  
 Right hand.
 Webster's New World 
Relative humidity.
 American Heritage 
Right-hand.
 American Heritage 
    symbol
  
 Rhodium.
 Webster's New World 
