Pronunciation: ˌ pl ā n- ' er; ple- ' ner
Function: adjective
Etymology: French, open air
Date: 1894
1 : of or relating to painting in outdoor daylight
2 : of or relating to a branch of impressionism that attempts to represent outdoor light and air
– plein · air · ism \ pl ā - ' ner- ˌ i-z ə m, ple- \ noun
– plein · air · ist \ -ist \ noun