HST
Initialism of Hawaiian Standard Time.
Proper noun
- Initialism of Hawaiian Standard Time.
- Initialism of Hubble Space Telescope.
- Initialism of Harry S. Truman.
- Initialism of Hunter S. Thompson.
Noun
- Initialism of High Speed Train, a common name for the InterCity 125.
- Initialism of harmonized sales tax, a combined federal and provincial sales tax collected in some provinces.
- Abbreviation of half-square triangle.
- Initialism of high speed transport.