(UN-1 12.)
Also, in recent use, unidealistic adj.
1864. J. J. Jarves, The Art-Idea, xii. 163. Any training that would make us so see nature would exchange half of its beauteous mystery as a whole, with its proper emphases of parts and its lovely gradation of distances, for a photographic, unidealistic rendition of the forms, hues, and appearances of things great and small on one monotonous standard of mechanical exactness.
1870. J. Grote, Exam. Utilit. Phil., xvii. 273. Utilitarianism may be … either of an idealist or unidealist type.
1888. W. S. Lilly, Right & Wrong (1890), iv. 121. The singular unidealism … of the English mind in respect of eternal and divine things.
