| GLASS | Gay Lesbian and Straight Spectrum | 同性恋女同性恋者和异性恋 |
| GLASS | God Loves All Saints and Sinners (band) | 上帝爱所有的圣徒和罪人（乐队） |
| GLASS | Gay & Lesbian Adolescent Social Services | 同性恋和女同性恋青少年的社会服务 |
| GLASS | Germanium Lithium Argon Scanning System | 锗锂氩扫描系统 |
| GLASS | Global Land Atmosphere System Study | 全球陆地大气系统研究 |
| GLASS | Georgia Library for Accessible Services | 佐治亚州无障碍服务图书馆 |
| GLASS | Gay Lesbian and Straight Supporters | 同性恋女同性恋者和异性恋支持者 |
| GLASS | Generalized Lattice Analysis Subsystem | 广义格点分析子系统 |
| GLASS | Gay, Lesbian, and Allies Senate Staff Caucus | 同性恋、女同性恋和盟友参议院参谋核心小组 |
| GLASS | GMPLS Lightwave Agile Switching Simulator | GMPLS光波敏捷切换模拟器 |
| GLASS | Graphical Language for Assembly of Secondary Structures | 二级结构装配的图形语言 |
| GLASS | Ground Level Alien Strike Simulator | 地面外星人攻击模拟器 |