RFX
| Acronym | Definition |
|---|---|
| RFX | Record Field Exchange |
| RFX | Regulatory Factor X |
| RFX | Refrigerated Food Express (Avon, MA) |
| RFX | Record Field Exchange (data transfer; computer programming) |
| RFX | Reversed-Field Experiment (fusion power) |
| RFX | Receiver/Fixture Interface |
| RFX | Request for Information, Proposal or Quotation |
| RFX | Tactical Experimental Reconnaissance Aircraft |
| RFX | Royal Foreign Exchange (Royal Bank of Canada) |