Posted in Engineering, Government & Military, Organizations, Schools & Education, Science ACSL stands for Advanced Continuous Simulation Language (AEgis Technologies Group, Inc.) ACSL stands for American Computer Science League ACSL stands for Assistant Cub Scout Leader ACSL stands for Altocumulus Standing Lenticular Clouds (often confused for UFOs) ACSL stands for Alternate Crops and Systems Laboratory ACSL stands for Abrams Common Software Library (US Army) ACSL stands for Association Control Service Element ACSL stands for Asociación de Caridad San Lucas (San Lucas, Guatemala Association of Charity) ACSL stands for Advanced Chemical Science Laboratory (US National Institute of Standards and Technology)