| Abbreviation | Definition |
|---|---|
| RHW | Row Header Width |
| RHW | Roy H Williams |
| RHX | Royal Hunter X |
| RHY | Randy H Y Yau |
| RHY | Roy Haines Young |
| RHYM | Rhymes |
| RHYME | Rhymed |
| RHYME | Rhymess |
| RHYME | Rhyming |
| RHYTHM | rhythmic |
| RHZ | Handwerks Zentrum |
| RHZ | Regionale Huisartsen Zorg |
| RHZ | Rhein Hunsrueck Zeitung |
| RHZ | Ricardo Honorato Zimmer |
| RHZ | Robert Hobbes Zakon |
| RHZ | Rose Hip Zero |
| RI | R Or I |
| RI | Radically Inert |
| RI | Raffles Institution |
| RI | Random Index |