| TREE | Tree Research & Education Endowment (Fund) | 研究和教育捐赠树(基金) |
| TREE | Transient Radiation Effects On Electronics | 瞬态辐射对电子学的影响 |
| TREE | Trends in Ecology & Evolution (journal) | 在生态学和演进趋势(杂志) |
| TREE | Tropical Rainforest Ecology Experiment | 热带雨林生态学实验 |
| TREE | Trends in Ecology & Evolution | 在生态学和演进趋势 |
| TREE | Lending Tree, Inc. | 借贷树公司。 |
| TREE | Teach Responsibility, Empower, and Educate | 传授责任、授权和教育 |