Pronunciation: (rē"u-lis'tik),[key] —adj. 1. interested in, concerned with, or based on what is real or practical: a realistic estimate of costs; a realistic planner. 2. pertaining to, characterized by, or given to the representation in literature or art of things as they really are: a realistic novel. 3. resembling or simulating real life: a duck hunter skilled at making realistic decoys. 4. Philos.of or pertaining to realists or realism.