Definition of "spirituelle"

Laughter may be generally classed under three heads,—forced, silly, or vulgar; but hers is the most sweet, real, spirituelle sound possible...

1831, L[etitia] E[lizabeth] L[andon], chapter XIX, in Romance and Reality. […], volume I, London: Henry Colburn and Richard Bentley, […], page 234

Noble in person and in dress and of an unconscious majesty of demeanor, the beauty of the daughter of Marguerite de Valois was far beyond that of the conventional, artful beauties of her day; hers was a spirituelle, eloquent sweetness, […]

1901, Caroline Atwater Mason, A Lily of France, page 77

[…] he was a little above medium height, well built and with a brisk step; his hair was black, his complexion deep brown, his physiognomy very spirituelle, his features regular.

1915, Katherine Augusta Westcott Tingley, The Theosophical Path: Illustrated Monthly, volume 8, page 48