CST
n. uncountable B2 Upper Intermediate cst
n. Stands for Central Standard Time. A time zone used in parts of North America and Central America that is six hours behind the time in London.
n. Abbreviation for Central Standard Time. A time zone observed in central parts of North America, including parts of the United States, Canada, and Mexico, defined as UTC-6.
The meeting starts at 10:00 AM CST.
Please remember to adjust your calendar invites because the webinar is scheduled for 3:00 PM CST, not your local time.
Usage
Typically used as a post-modifier after a specific time or in formal scheduling contexts.