TIAS
| Acronym | Definition |
|---|---|
| TIAS | The Internet Antique Shop |
| TIAS | Telematic Internetwork Abstract Service |
| TIAS | Treaties and Other International Acts Series (compendium of treaties, United States) |
| TIAS | Try It and See (chat) |
| TIAS | Training Information Access System (US FEMA) |
| TIAS | Target Identification & Acquisition System |
| TIAS | True Indicated Air Speed (aviation) |
| TIAS | Treatment Indicated with Aspirin & Statin (medical treatment of transient ischaemic attacks) |