plein-air
/ˌpleɪn ˈeə(r), 〈法〉 plɛn ɛʀ/adjective
attrib.
- denoting or in the manner of a 19th-century style of painting outdoors, or with a strong sense of the open air, which became a central feature of French Impressionism(19世纪的成为法国印象画派主要特点的)外光画法的; 外光画风格的。
词源
from French en plein 'air in the open air'.