- sel|e|nod|e|sist
- sel|e|nod|e|sist «SEHL uh NOD uh sihst», noun.an expert in selenodesy: »
The Lunar Orbiter also carried a micrometeorite detector and enabled selenodesists to obtain more accurate data on the Moon's shape and gravitational field from precise tracking of the artificial satellite's orbit (N. J. Trask and H. E. Holt).
Useful english dictionary. 2012.