REF
REF commonly appears as shorthand for a reference document or citation, a sports official, and in technical contexts such as matrix forms, refurbishment projects, or real‑estate investment trusts.
Medical
Relative Exposure Factor
Regional Ejection Fraction
renal erythropoietic factor (erythropoeitin)
Restriction Endonuclease Fingerprinting
Restriction Endonuclease Fragments
Miscellaneous
Reduced Elan Format
Row Echelon Form
Rna And Export Factor
Reseau Des Emetteurs Francais
Random Electricity Fluctuation