- ACDT stands for Apple Certified Desktop Technician
- ACDT stands for Australian Central Daylight Time (UTC + 10:30 hour)
- ACDT stands for Accident
- ACDT stands for Academic Computing Development Team (Oxford University Computing Services; Oxford, England, UK)
- ACDT stands for American College of Digital Technology (Serbia)
- ACDT stands for Advanced Concept Technology Demonstration
- ACDT stands for Active Context Descriptor Table
ACDT