astronavigation astronautics • astronium · · · Info · Definitions · Synonyms · Characters · · astronavigation · · Text Latin · · Script 15 · · Length 6 · · Syllables Definitions · · · (noun) navigating according to the positions of the stars. Synonyms: celestial navigation. · · Noun Definition 1 Synonyms · · · celestial navigation · · Synonym 1 Characters · · a latin small letter a U+0061 g latin small letter g U+0067 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 v latin small letter v U+0076