SCIENCE|natural and applied sciences|life sciences
- cúl-asamat Tagairt Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- back azimuth
- en
- Sainmhíniú an azimuth 180 deg from a given azimuth Tagairt Multilingual Aeronautical Dictionary(AGARD,1980)