im ‧ pres ‧ sion ‧ is ‧ tic /ɪmˌpreʃəˈnɪstɪk◂/ BrE AmE adjective
[ Word Family: noun : ↑ impression , ↑ impressionism , ↑ impressionist , ↑ impressiveness ; adjective : ↑ impressionable , ↑ impressive ≠ ↑ unimpressive , ↑ impressionistic , ↑ unimpressed ; adverb : ↑ impressively , ↑ impressionistically ; verb : ↑ impress ]
based on a general feeling of what something is like, rather than on specific facts or details:
The officers seemed to make only an impressionistic assessment.
—impressionistically /-kli/ adverb