Longman Dictionary of Contemporary English - impressionistic

~ adj based on a general feeling of what something is like, rather than on specific facts or details  (an impressionistic account of what happened) - impressionistically adv impressive ~ adj something that is impressive seems very good, large, important etc so that you admire it  (Among the guests was an impressive array of authors and critics. | the remains of an impressive Roman villa) - impressively adv - impressiveness n