| Concentrative (a.) Serving or tending to concentrate; characterized by concentration. Thesaurus Entries cogitative, concentrating, concentrative, conceptive, conceptual, conceptualized, contemplating, contemplative, deliberating, deliberative, excogitating, ideative, introspective, meditating, meditative, mental, museful, musing, noetic, pensive, pondering, prehensive, reflecting, reflective, ruminant, ruminating, ruminative, serious, sober, speculative, thinking, thought, thoughtful, wistful |