| Gradate 1. (v. t.) To grade or arrange (parts in a whole, colors in painting, etc.), so that they shall harmonize. 2. (v. t.) To bring to a certain strength or grade of concentration; as, to gradate a saline solution. Thesaurus Entries alphabetize, analyze, arrange, bolt, break down, catalog, categorize, class, classify, codify, collate, digest, distribute, divide, file, gradate, grade, group, index, list, methodize, order, pigeonhole, place, range, rank, rate, riddle, screen, separate, sieve, sift, size, sort, sort out, stratify, subdivide, subordinate, systematize, tabulate, type |