Adjective
English Wikipedia has an article on:plein airWikipedia
plein air (not comparable)
(painting) done outdoors
plein-air (not comparable)
Alternative form of plein air
plein-air
American impressionists too, such as those of the Old Lyme school, were avid painters en plein air. Source: Internet
Boudin taught Monet " en plein air " (outdoor) techniques for painting. Source: Internet
For her plein air submission, she chose to paint a barn scene near her home in Nebraska for two reasons: First, the barn looks like a barn you would see in Door County, so it’s familiar. Source: Internet
Although painting is a fairly solo activity, plein air artists are a close-knit group. Source: Internet
It was Morisot who persuaded Manet to attempt plein air painting, which she had been practising since having been introduced to it by Corot. citation Morisot drew Manet into the circle of painters who became known as the Impressionists. Source: Internet
On November 7, from 6 to 10 p.m this en plein air gastronomic gala will take place at restaurants throughout Union Square, from the Plaza to Bow Market and beyond! Source: Internet