| FRA | fibrinogen-related antigen; fluorescent rabies antibody |
|---|---|
| fra | fragil [site] |
| fra(X) | fragile X chromosome, fragile X syndrome |
| FRAC | Food Research and Action Center |
| frac | fracture |
| fract | fracture |
| FRAME | Fund for the Replacement of Animals in Medical Experiments |
| FRAP | fluorescence recovery after photo-bleaching |
| FRAT | free radical assay technique |
| FRAX | fragile [chromosome] X |