| LOC | laxative of choice; level of consciousness; liquid organic compound; locus of control; loss of consciousness |
|---|---|
| LOCM | low molecular contrast medium |
| LOCS | laryngoonychocutaneous syndrome |
| LOD | line of duty |
| LOF | lofexidine |
| LOG | lipoxygenase |
| log | logarithm |
| LOGIC | laryngeal and ocular granulations in children of Indian subcontinent [syndrome] |
| LOH | loop of Henle; loss of heterozygosity |
| LOI | level of incompetence; limit of impurities |