uplink upline • upload · · · Info · Definitions · Characters · · uplink · · Text Latin · · Script 6 · · Length 2 · · Syllables Definitions · · · (noun) a transmission from Earth to a spacecraft or the path of such a transmission. · · Noun Definition 1 Characters · · i latin small letter i U+0069 k latin small letter k U+006B l latin small letter l U+006C n latin small letter n U+006E p latin small letter p U+0070 u latin small letter u U+0075