1. an artist who practices plein air painting, creating artworks outdoors in natural light rather than in a studio
Usage: art history; often associated with Impressionism and landscape painting

Examples

• The pleinairist set up her easel by the river to capture the morning light.
• Many Impressionist painters were pleinairists who rejected traditional studio methods.
• As a dedicated pleinairist, he spent most of his summers painting landscapes in the countryside.
• The exhibition featured works by contemporary pleinairists exploring natural environments.
• She became a pleinairist after realizing that outdoor painting helped her understand color and atmosphere better.