astrogation noun.
[astrǝ'geɪʃ(ǝ)n] M20.[from ASTRO- + NAVI)GATION.](Chiefly in science fiction) the science or practice of navigating a vehicle through space.
■ astrogational adjective M20. ■ 'astrogator noun M20. [TahlilGaran] English Dictionary ▲