Editing RH

{{wiktionary|RH|Rh}}
'''RH''', '''Rh''', '''rH''', or '''rh''' may refer to:
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==Companies==
* [[Red Hat]], an American software company
* [[Republic Express Airlines]] (IATA designator), a cargo airline in Indonesia
* [[RH (company)]], an American furniture chain formerly known as Restoration Hardware

==Science and technology==
* [[Relative humidity]], the ratio of the partial pressure of water vapor to the equilibrium vapor pressure of water at a given temperature
* [[Releasing hormone]]
* [[Reproductive health]]
* [[Rh blood group system]] (''Rhesus factor''), a classification to describe blood types in humans
* [[Rhodium]], symbol Rh, a chemical element
* R<sub>H</sub>, the [[Rydberg constant]] for hydrogen
* [[Riemann hypothesis]], an important unsolved problem in mathematics
* [[Adobe RoboHelp]], an Adobe software

==Places==
* [[RH postcode area]], in the UK
* {{lang|hr|[[Republika Hrvatska]]}}, an official name of Croatia in Croatian 
*

==Other uses==
* [[Rh (digraph)]]
* [[The Right Honourable]], an honorific preceding a name in the UK
* [[Radical honesty]], the practice of always being completely honest and refraining from telling even white lies
* [[DZRH News Television]], a news channel in the Philippines previously known as RHTV.

==See also==
* [[DZRH]], a Philippine radio station
* [[Royal Hospital (disambiguation)]]

{{disambiguation|geo}}