| ALAS | Atlanta Legal Aid Society (Atlanta, GA, USA) | 亚特兰大法律援助协会（美国佐治亚州亚特兰大） |
| ALAS | Alex Lovell Appreciation Society | Alex Lovell欣赏协会 |
| ALAS | Automated Legislative Alert System | 自动立法警报系统 |
| ALAS | Aluminum Arsenide | 砷化铝 |
| ALAS | aminolevulinic acid synthetase | 氨基乙酰丙酸合成酶 |
| ALAS | Alaska (old style) | 阿拉斯加（旧式） |
| ALAS | Asynchronous Look-Ahead Simulator | 异步前瞻模拟器 |
| ALAS | Auxiliary Loans to Assist Students | 助学贷款 |
| ALAS | AmÉrica Latina en AcciÓn Solidaria (Spanish) | AmÉrica Latina en AcciÓn Solidaria (Spanish) |
| ALAS | AsociaciÓn Latinoamericana de Seguridad (Spanish: Latin American Security Association) | AsociaciÓn Latinoamericana de Seguridad (Spanish: Latin American Security Association) |