What does APPLE stand for?

Advanced Pioneering Performance by Leading Engineering

Advanced Propulsion Packaged Liquid Engine (SAUS)

Advanced Propulsion Payload Effects - NASA (NASA)

Aerotherm Prediction Procedure for LASER Effects (MCD)

American Professional Partnership for Lithuanian Education

Analog Phased Processing Loop Equipment - Computer science (MHDB)

Apollo Payload Exploration - NASA

Appleton, WI - American Association of Railroads railroad junction routing code

Applied Parallel Programming Language Experiment - Computer science (MCD)

ARIANE - Artificial Satellite Passenger Payload Experiment (PDAA)

Association of People for Practical Life Education (SAUO)

Association of Public and Private Labor Employees

Associative Processor Programming Language Evaluation