gratulation UK /ɡɹætjʊˈleɪʃən/US /ɡɹæt͡ʃəˈleɪʃən/ noun2 •(no longer used) The expression of pleasure at someone else's success or luck; congratulation.all Heav’n, And happie Constellations on that houre / Shed thir selectest influence; the Earth Gave sign of gratulation — 1667 •(no longer used) A feeling of happiness and satisfaction; joy, especially at one's good fortune.Shattuck, all unaccustomed to the practical phenomena of digging, apprehended only cause of gratulation that the investigation was to be the less hindered. — 1891 formsgratulations