ACDT may refer to:
*
Apple Certified Desktop Technician, a computer certification
*
Australian Central Daylight Time
Australia uses three main time zones: Australian Eastern Standard Time (AEST; UTC+10:00), Australian Central Standard Time (ACST; UTC+09:30) and Australian Western Standard Time (AWST; UTC+08:00).
Time is regulated by the individual stat ...
, a time in Australia
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