IMPRESSIONISTIC

impressionist, impressionistic

(adjective) relating to or characteristic of Impressionism; “impressionist music”

impressionistic

(adjective) of or relating to or based on an impression rather than on facts or reasoning; “a surprisingly impressionistic review bearing marks of hasty composition”; “she had impressionistic memories of her childhood”

Source: WordNet® 3.1

Etymology

Adjective

impressionistic (comparative more impressionistic, superlative most impressionistic)

Pertaining to or characterized by impressionism.

Based on subjective reactions or feelings; not systematically researched or arrived at.

Based on impression rather than reason or fact; based on trying to impress somebody rather than trying for accuracy.

Impressible.

Source: Wiktionary

Im*pres`sion*is"tic, a.

Definition: Pertaining to, or characterized by, impressionism.

Source: Webster’s Unabridged Dictionary 1913 Edition