Added 10 October 2026 impressionism /ɪmˈpɹɛʃənɪzəm/ noun Categories: ThingsRare Words noun ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about impressionism at Wordnik → Where our words come from → A school of late 19th century French painters who pictured appearances by strokes of unmixed colors to give the impression of reflected light. Related Words: impressionimpressionsimpressionistneoimpressionismmovementexpressionismimagistluminismimaginismtranspressionism Back to today's word