 |
| Subject | English | Thesaurus |
| ecol., abbr. | AES Steering Committee for the Development of Atmospheric Data Acquisition Programs | ADAP |
| avia., Canada | DF steer | Headings provided to aircraft by facilities equipped with direction-finding equipment. These headings, if followed, will lead the aircraft to a predetermined point, such as the radio direction-finding station or an airport. DF guidance is given to aircraft in distress or to other aircraft that request the service. |
| abbr., foreig.aff. | European Steering Committee for Intergovernmental Co-operation in the Youth Field | CDEJ |
| UN, abbr. | Programme Steering Committee | PSC |