| Acronym | Sense | Language | Topics |
|---|---|---|---|
| FAO | Food and Agriculture Organization = ONA | Organizo por Nutrado kaj Agrikulturo | In Esperanto |
In English | → International relations → Agricultural sciences → Food technology |
| FAO | Flight Activities Officer | In English | → Aeronautics, aircraft → Astronautics |
| FAO | Fabrication Assistée par Ordinateur | In French | → Computer-based techniques → Engineering, technology |
| FAO | Financial Aid Office | In English | → Social welfare → Finance |
| FAO | Finance and Accounting Office | In English | → Finance → Accounting |