Rha

[Cyrillic] Rha (Ԗ ԗ; italics: Ԗ ԗ) is a letter of the Cyrillic script. It looks like a cross-digraph of the Cyrillic letters Er (Р р) and Kha (Х х), but it is not a composable ligature. Rha was used in the alphabet of the Moksha language, where it represented the voiceless alveolar trill /r̥/. ==Computing codes== ...
Found on http://en.wikipedia.org/wiki/Rha_(Cyrillic)

RHA

[Naval Acronyms and Slang] Royal Horse Artillery
Found on http://www.encyclo.co.uk/local/21733

RHA

Regional Health Administrators
Found on http://www.encyclo.co.uk/local/20895

RhA

Rhodesian Artillery
Found on http://www.rhodesianforces.org/Glossary.htm

RHA

Royal Hibernian Academy, Dublin
Found on http://www.redraggallery.co.uk/art-glossary.html

Rha

Type: Abbreviation Definitions: 1. Abbreviation for l-rhamnose.
Found on http://www.medilexicon.com/medicaldictionary.php?t=78134
No exact match found