| Subject | English | Thesaurus |
| abbr. | American Institute of Maritime Services | AIMS |
| abbr., USA | American Petroleum Institute Quality Programs Department | APIQPD (igisheva) |
| abbr., O&G | Emergency Services Training Institute | ESTI (Yeldar Azanbayev) |
| abbr., goldmin. | Far East Geological Institute | FEGI (MichaelBurov) |
| abbr., O&G, sakh. | Far East Hydro Meteorology Research Institute | FEHMRI |
| abbr., O&G, sakh. | Far East Marine Research Institute | FEMRI |
| abbr., O&G, sakh. | Far East Regional Hydrometeorological Research Institute | FERHRI |
| abbr., meteorol. | Far East Research Hydrometeorological Institute | FERHI |
| meteorol., abbr. | Far Eastern Regional Hydrometeorological Research Institute | FERHI |
| abbr., O&G, sakh. | Far-Eastern Research and Development Hydrometeorological Institute | FERHRI |
| abbr. | Institute for Further Education of Journalists | FOJO (in Sweden Alexander Demidov) |
| museum., abbr. | Institute of Museum Services | IMS |
| tech., abbr. | Institute of Radio Services Men | IRSM |
| ocean., abbr. | National Institute of Environmental Health Services | NIEHS |
| abbr., mil., BrE | Royal United Services Institute | RUSI |
| abbr., scottish | Royal United Services Institute for defence studies | RUSI (UK) |
| abbr. | Royal United Services Institute for Defence Studies | RUSI |
| tech., abbr. | Royal United Services Institute for Defense Studies | RUSI |
| abbr., med. | Shantou Institute of Ultrasonic Instruments Co.,Ltd | SIUI (название компании в Китае, выпускающей ультразвуковое оборудование Лорина) |
| abbr., ed. | Stockholm Institute of Transition Economics | SITE (Vosoni) |
| med., abbr. | Wilderness Emergency Medical Services Institute | WEMSI |
