ˈeɪ "sˌoʊsɪˈeɪtˈeɪ dˈɛs nˈuːf sˈoʊɜːz," ɐ tʃˈæɹɪɾəbəl səsˈaɪəɾi ðæt sɚvˈeɪd ˌækədˈɛmɪk kɜːɹˈɪkjʊlə, hɐdbɪn ˈæktɪv æt ðɪ ɐkˈædeɪmi ɹɔɪˈæl dˈɛs sˈaɪənsᵻz sˈɪns wˈʌn θˈaʊzənd sˈɛvənhˈʌndɹɪd sˈɪksti nˈaɪn.
A "Société des Neuf Sœurs," a charitable society that surveyed academic curricula, had been active at the Académie Royale des Sciences since 1769.