| SMA | special miscellaneous account | 特别杂项账户 |
| SMA | Share Memory Architecture | 共享内存结构 |
| SMA | Ship Maintenance Authority | 船舶维修局 |
| SMA | Superior Mesenteric Artery | 肠系膜上动脉 |
| SMA | Sales and Marketing Association | 销售与营销协会 |
| SMA | Spectrum Manufacturers Association | 频谱制造商协会 |
| SMA | Systems Management Association | 系统管理协会 |
| SMA | Stairway Manufacturers' Association | 楼梯制造商协会 |
| SMA | State Microenterprise Association | 国家微型企业协会 |
| SMA | Saskatchewan Medical Association | 萨斯喀彻温省医学协会 |
| SMA | Salad Manufacturers Association | 沙拉制造商协会 |
| SMA | Screen Manufacturers Association | 屏幕制造商协会 |
| SMA | Small Museum Association | 小型博物馆协会 |
| SMA | Southwest Movers Association | 西南搬家协会 |
| SMA | Society of Municipal Arborists | 市植树协会 |
| SMA | Society of Maritime Arbitrators | 海事仲裁员协会 |
| SMA | Steel Manufacturers' Association | 钢铁制造商协会 |
| SMA | Swedish Medical Association | 瑞典医学协会 |
| SMA | State Magistrates Association (New York) | 州治安法官协会（纽约） |
| SMA | Storage Equipment Manufacturers Association | 存储设备制造商协会 |
| SMA | Schools Music Association (UK) | 学校音乐协会（英国） |
| SMA | Scientific Management Associates | 科学管理协会 |
| SMA | Senior Magistrates Association (license plate) | 高级治安官协会（牌照） |
| SMA | Stage Managers' Association | 舞台经理协会 |
| SMA | Student Marketing Association | 学生营销协会 |
| SMA | Santa Maria Island, Azores, Portugal (airport code) | 葡萄牙亚速尔群岛圣玛利亚岛（机场代码） |
| SMA | Saskatchewan Motorcycle Association (Canada) | 萨斯喀彻温省摩托车协会（加拿大） |
| SMA | Spinal Muscular Atrophy | 脊髓肌萎缩 |
| SMA | Safety and Mission Assurance (NASA) | 安全和任务保证（NASA） |
| SMA | Saudi Medical Association | 沙特医学会 |
| SMA | Software Maintenance Agreement | 软件维护协议 |
| SMA | Supplementary Motor Area | 辅助电机区域 |
| SMA | Singapore-MIT Alliance | 美国麻省理工学院联盟 |
| SMA | Spectrum Management Agency | 频谱管理机构 |
| SMA | Sterilizable Microbial Atrium (Veltek Associates, Inc.) | 可灭菌微生物中庭（Veltek Associates，Inc.） |
| SMA | Statistics for Microarray Analysis (R programming language package) | 微阵列分析统计（R编程语言包） |
| SMA | Subsequent Maximization Algorithm | 后续最大化算法 |
| SMA | Sierra Madre Alliance | Sierra Madre联盟 |
| SMA | System Migration Assistant (IBM software) | System Migration Assistant（IBM软件） |
| SMA | Storage Management Appliance | 存储管理设备 |
| SMA | Sub-Miniature A Connector | 超小型A连接器 |
| SMA | Smart Memory Alloy | 智能记忆合金 |
| SMA | Semi-Major Axis | 半长轴 |
| SMA | Stinger-Mac Accessories | Stinger Mac配件 |
| SMA | Sequential Multiple Analysis (serum electrolytes) | 序贯多重分析（血清电解质） |
| SMA | Specific Memorandum of Agreement | 具体协议备忘录 |
| SMA | System Management Architecture | 系统管理架构 |
| SMA | Secondary Mirror Assembly | 次镜像组件 |
| SMA | Simplified Memory-Bounded A | 简化内存限制A |
| SMA | Surface Mount Assembly | 表面安装组件 |
| SMA | Supply Management, Army | 陆军供应管理 |
| SMA | Scheduled Maintenance Action | 计划维护行动 |
| SMA | Statutory Marketing Authority | 法定营销机构 |
| SMA | SystÈme Multiagent (French) | SystÈme Multiagent (French) |
| SMA | Sexiest Man Alive (People magazine) | 《最性感的男人》（《人物》杂志） |
| SMA | Sergeant Major Army | 陆军军士长 |
| SMA | Self Mutilators Anonymous (self-help group) | 自毁者匿名（自助团体） |
| SMA | Stone Matrix Asphalt | 石基质沥青 |
| SMA | Self Managed Account | 自我管理帐户 |
| SMA | Special Memorandum Account (financial; sub account of a brokerage margin account) | 特别备忘录账户（金融账户；经纪保证金账户的子账户） |
| SMA | Science Monitoring Area | 科学监测区 |
| SMA | Super Mario Advance (Video game - Gameboy Advance) | 超级马里奥前进（电子游戏-Gameboy前进） |
| SMA | Superior Mesenteric Artery (upper intestinal artery) | 肠系膜上动脉（上肠动脉） |
| SMA | Separate Maintenance Allowance | 单独维护津贴 |
| SMA | Surface Movement Advisor (FAA) | 地面移动顾问（FAA） |
| SMA | Shortfin Mako Shark (FAO fish species code) | 短鳍真鲷（粮农组织鱼类物种代码） |
| SMA | Specific Military Agreement | 具体军事协议 |
| SMA | Sales & Marketing Application | 市场销售 |
| SMA | Subject Matter Area | 主题领域 |
| SMA | Supply Materiel Availability | 供应物资可用性 |
| SMA | Strategic Market Analysis | 战略市场分析 |
| SMA | Systems Maintenance Administrator | 系统维护管理员 |
| SMA | Simple Moving Average | 简单移动平均线 |
| SMA | Stormwater Management Academy | 雨水管理学院 |
| SMA | Saint Mary's Academy | 圣玛丽的学院 |
| SMA | Separately Managed Account | 单独管理账户 |
| SMA | Stone Mastic Asphalt | 沥青玛蹄脂碎石 |
| SMA | Sergeant Major of the Army | 陆军总军士长 |
| SMA | Solution Management Assessment (SAP) | 解决方案管理评估（SAP） |
| SMA | San Manuel Arizona Railroad Company | San Manuel Arizona铁路公司 |
| SMA | Southern Medical Association | 南方医学会 |
| SMA | Singapore Medical Association | 新加坡医学会 |
| SMA | Shape Memory Alloy | 形状记忆合金 |
| SMA | Software Management Activity | 软件管理活动 |
| SMA | Shared Memory Architecture | 共享内存体系结构 |
| SMA | Styrene Maleic Anhydride | 苯乙烯马来酸酐 |
| SMA | S-Band Multiple Access | S波段多址 |
| SMA | Specific Message Address | 特定邮件地址 |
| SMA | Sergeants' Major Academy | 中士的主要学院 |
| SMA | Service Management Automation | 服务管理自动化 |
| SMA | Single Manager for Ammunition | 弹药单一经理 |
| SMA | Service Maintenance Agreement | 服务维护协议 |
| SMA | System Management Authority | 系统管理权限 |
| SMA | Special Market Area | 特殊市场区域 |
| SMA | Special Mission Activities | 特别任务活动 |
| SMA | Submillimeter Array (Radio Telescope) | 亚毫米阵列（射电望远镜） |
| SMA | Supply Margin Assessment | 供应保证金评估 |
| SMA | Sub Multi Assembly (fiber optic cable connector type) | 子多组件（光纤电缆连接器类型） |
| SMA | Standardization Management Activity | 标准化管理活动 |