Leading Edge Fund
Lake Erie, Franklin and Clarion Railro…
laser-excited fluorescence
Library-Exchange Format
lymphoid enhancer factor
Large Event Funding
late expression factor
Leading Edge Flaps
leflunomide
leukokinesis-enhancing factor
Life Extension Foundation
Light Emmitting Film
Light-Emitting Film
Line Expansion Function
Linear Electric Field
linear electron flow
Liquid effluent facilities
Logistics Education Foundation
lower extremity fracture
lupus erythematosus factor
Luquillo Experimental Forest
lymphocyte enhancer-binding factor
Lymphoid Enhancer Factor-1
lymphoid enhancer-binding factor