AST
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AST is a three-letter abbreviation that stands for a number of different things.
- In medicine it refers to the enzyme aspartate transaminase.
- In computer science it means abstract syntax tree.
- AST Research, Inc. manufactured personal computers between 1980 and 1999. The name was then owned by AST Computers, LLC.
- In aviation, it means Advanced Supersonic Transport.
- AST is an abbreviation for the time zone Atlantic Standard Time, as well as Alaskan Standard Time.
- AST Sports Science is a manufacturer and marketer of nutritional supplements.
- Asturian language (or Asturian Wikipedia).