- ACEL stands for Australian Council for Educational Leaders (Australia)
- ACEL stands for Australian Centre for Environmental Law (est. 1991; Australian National University)
- ACEL stands for Autonomic Computing Expression Language
- ACEL stands for Aerospace Crew Equipment Laboratory
- ACEL stands for Action Construction Equipment, Ltd. (India)
- ACEL stands for Alternating Current Electro-Luminescent
ACEL