spirituelle adjective 1noun 1forms 3 adjective1 •(old-fashioned) Showing great grace and delicacy.Laughter may be generally classed under three heads,—forced, silly, or vulgar; but hers is the most sweet, real, spirituelle sound possible... — 1831 noun1 •(old-fashioned) An artistic bohemian woman. formsspirituelles · more spirituelle · most spirituelle