RH

Dictionary.com Unabridged

Rh

Physiology.

Rh

Symbol, Chemistry.

R.H.

Royal Highness.

r.h.

right hand.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
rh or RH
 
abbreviation for
right hand
 
RH or RH
 
abbreviation for

Rh
 
the chemical symbol for
1.  rhodium
 
abbreviation for
2.  rhesus (esp in Rh factor)

RH
 
abbreviation for
1.  Royal Highness
2.  (Republic of) Haiti (international car registration)

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Medical Dictionary

Rh 1 (är'āch')
adj.
Of or relating to the Rh factor.

Rh 2

The symbol for the element rhodium.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
Rh  
The symbol for rhodium.
rhodium   (rō'dē-əm)  Pronunciation Key 
Symbol Rh
A rare, silvery-white metallic element that is hard, durable, and resistant to acids. It is used as a permanent plating for jewelry and is added to platinum to make high-temperature alloys. Atomic number 45; atomic weight 102.905; melting point 1,966°C; boiling point 3,727°C; specific gravity 12.41; valence 2, 3, 4, 5, 6. See Periodic Table.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Abbreviations & Acronyms
rh
  1. Reported in House [of Representatives]

  2. rheumatic

Rh
  1. Rhesus factor

  2. rhodium

RH
  1. Haiti (international vehicle ID)

  2. relative humidity

  3. releasing hormone

  4. right hand

The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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