Cordova Outboard, Inc., Cordova, AK - Manufacturer code for watercraft hull identification number (USCG)
Lagrange Differential Equation
Laminar Defect Examination (IEEE)
Laser Detection Equipment
Lauryl Diethanolamide - Also, LDA - Organic chemistry
Les Dames d'Escoffier (EA)
Lighting Director Engineer (NTCM)
Linear Differential Equation
Lineas Aereas del Estado - Argentina - ICAO designator (FAAC)
Linux Disk Editor - Help recover deleted files (XSAL)
Local Dynamics Experiment - Marine science (MSC)
Long-Delayed Echo
Long-Duration Exposure
Lourdes/Tarbes - France - Airport symbol (OAG)