INDETERMINABLE • DICCIONARIO INGLES.COM • Definition of Indeterminable

... definitely antagonistic. The portrait of the late Sir Jacques, in the dining-room, seemed to dominate the house, as St. Peter's dominates Rome, or even as the Pyramids dominate Lower Egypt. The scanty beard and small eyes; the flat, fleshy nose; the indeterminable, mask-like expression; all were faithfully reproduced by the celebrated academician—and humorist—who had executed the painting. Soft black hat, flat black tie, and ill-fitting frock coat might readily ...

— The Orchard of Tears • Sax Rohmer