Aerolima 
Laban Mouvement Analysis 
Laboratoire de Meteorologie 
Lagged Moving Average 
Lake Michigan Academy 
Laminating Materials Association 
Land Management Agency 
large mediastinal adenopathy 
Large Mode Area 
Larnygeal Mask Airways 
laryngeal mask 
laryngeal mask airway 
Laser Microspectral Analyzer 
late maturation arrest 
Launcher Mechanical Assembly 
Laurence Manning Academy 
lauryl methacrylate 
leaf mass per area 
Leaf mass per unit area 
Learned Mixture Approximation 
Learner Model Agent 
Leave Me Alone 
left main artery 
left mentum anterior 
Leishmania mexicana amazonensis 
Liberian Marketing Association 
lick my ass 
Light Memory Architecture 
Lightning Mapping Array 
Lightspeed Memory Architecture