The meaning of the Acronym DDST is...

DDST is

• Double Daylight Saving Time

More Meanings For DDST:

• Drug Delivery Systems Technologies
• Denver Developmental Screening Test
• Double Disk Synergy Test
• Data Driven Self Timed
• Downsized Deployable Satellite Terminal
• Double Daylight Saving Time

DDST is also in:

• Educational
• Firms
• Hardware
• Military
• Software
• Time Zones