| NAT | Network Address Transform | 网络地址转换 |
| NAT | national tuberculosis association | 全国结核病协会 |
| NAT | Natal, Rio Grande Do Norte, Brazil - Agusto Severo (Airport Code) | Natal，Rio Grande Do Norte，巴西-Agusto Severo（机场代码） |
| NAT | Neutralizing Antibody Titer | 中和抗体滴度 |
| NAT | Not Air Transportable | 不可空运 |
| NAT | Non-Atomic Term | 非原子项 |
| NAT | North Atlantic Region | 北大西洋地区 |
| NAT | Name Address Translation | 姓名地址转换 |
| NAT | North America Traffic | 北美交通 |
| NAT | Non-Accidental Trauma (child abuse) | 非意外创伤（虐待儿童） |
| NAT | Network Address Translation | 网络地址转换 |
| NAT | Natural | 自然的 |
| NAT | Not Another Translator (Braille transcription software) | 不是另一个翻译（盲文转录软件） |
| NAT | Naval Afloat Targeting | 海军海上目标 |
| NAT | Node Allocation Table | 节点分配表 |
| NAT | Nucleic Acid Amplification Testing | 核酸扩增检测 |
| NAT | National AIDS Trust | 国家艾滋病信托基金 |
| NAT | Not Air Transportation | 非航空运输 |
| NAT | Nuclear Assembly Test | 核组装试验 |
| NAT | Nucleic Acid Testing | 核酸检测 |
| NAT | Nocturnal Animal Thingy | 夜间动物稀 |
| NAT | North Atlantic Tour | 北大西洋游 |
| NAT | Nutrition Analysis Tool | 营养分析工具 |
| NAT | natal | 出生的 |
| NAT | noradrenaline theophylline | 去甲肾上腺素茶碱 |
| NAT | Natal, RN, Brazil | 纳塔尔，RN，巴西 |
| NAT | n-acetyltransferase | n-乙酰转移酶 |
| NAT | Not A Thing | 什么都没有 |
| NAT | Nordic American Tanker Shipping Company | 北欧美国油轮运输公司 |
| NAT | Non- Air- Transportable (Cargo) | 非空运（货物） |
| NAT | Network Address Translator | 网络地址转换 |
| NAT | Nucleic Acid Test | 核酸检测 |
| NAT | National Application Transport | 国家应用程序传输 |
| NAT | Network and Telnet | 网络和Telnet |
| NAT | Nitric Acid Trihydrate | 硝酸三水合物 |
| NAT | Novel Acting Thrombolytic (clot dissolver) | 新型作用溶栓（凝块溶解器） |
| NAT | arylamine N-acetyltransferase | 芳胺N-乙酰转移酶 |
| NAT | Northern Airborne Technology (Kelowna, BC Canada) | 北方航空技术（加拿大卑诗省基洛纳） |
| NAT | No Action Taken | 未采取行动 |
| NAT | National Account Team | 国家客户团队 |
| NAT | Nose-Avoidance Tilting | 机头避免倾斜 |
| NAT | Nucleic Acid Testing (blood test) | 核酸检测（血液检测） |
| NAT | Navy Acceptance Trials | 海军验收试验 |
| NAT | North Atlantic Track | 北大西洋赛道 |
| NAT | National Air Transport | 国家航空运输 |
| NAT | Network Aggregate Throughput | 网络聚合吞吐量 |
| NAT | Nice and Tight | 漂亮又紧致 |
| NAT | Noradrenaline Transporter | 去甲肾上腺素转运蛋白 |
| NAT | Not A Trooper (medical slang) | 不是骑兵（医学俚语） |
| NAT | Nucleic Acid Amplification Technology | 核酸扩增技术 |
| NAT | National Actors Theatre | 国家演员剧院 |
| NAT | News At Ten | 十点新闻 |
| NAT | NMCC (National Military Command Center) AMPS (Automated Message Processing System) Terminal (US Military Communications) | NMCC（国家军事指挥中心）AMPS（自动信息处理系统）终端（美国军事通信） |
| NAT | nonaccidental trauma | 非意外创伤 |