TTS

TTS is a three-letter abbreviation that may refer to:

Computing and video games

• Teletypesetter
• Text-To-Speech
• Trouble Ticket System - a former name of Issue tracking system
• Metal Gear Solid: The Twin Snakes

Education and schools

• Tanglin Trust School
• Thomas Telford School

Music

• The Twilight Sad, indie band from Scotland.
• TaeTiSeo, spin of group of South Korean girl band Girls' Generation
• Touch the Sky - a single by Kanye West

Science and medicine

• TTS, trade name for Disulfiram
• T Tauri Star
• Tarsal tunnel syndrome, foot condition
• Three-taxon analysis, a method of phylogenetic reconstruction
• Transdermal Therapeutic System
• Type three secretion (microbiology)

Transportation

• Tanker Transport Services BV, Dutch barge tanker transportation company
• 'Track Transit System' or 'Tracked Transit System' airport people movers

Other

• Taman Tasik Semenyih, a municipal student town in Kuala Lumpur, Malaysia
• Tamil Nadu Theological Seminary
• The Truman Show, a comedy movie starring Jim Carrey
• TTS Marine