IAST
| Acronym | Definition |
|---|---|
| IAST | Initiative Against Sexual Trafficking |
| IAST | Institute of Applied Science and Technology (Guyana) |
| IAST | Ideal Adsorbed Solution Theory |
| IAST | International Alphabet of Sanskrit Transliteration |
| IAST | Institute of Agrarian Studies |
| IAST | Inappropriate Sinus Tachycardia |
| IAST | Inhalation Allergy Screen Test |
| IAST | International Association for Strategic Thought |