noun

• (obsolete) Any evergreen plant.
• One of various not closely related evergreen plants, including:
• Plants in shrub genus Gaultheria, commonly known as wintergreen, especially:
• Gaultheria procumbens, native to North America, having solitary white flowers and aromatic leaves (checkerberry or teaberry)
• Gaultheria humifusa – alpine wintergreen
• Gaultheria ovatifolia – western teaberry or Oregon spicy wintergreen
• Chimaphila maculata – striped wintergreen, pipsissewa
• Plants in any of several other genera in the herbaceous family Ericaceae, including:
• Genus Pyrola, native to northern temperate and Arctic regions.
• Genus Orthilia
• Genus Moneses
• Genus Chimaphila (prince's pine, pipsissewa)
• Some species of the herbaceous genus Trientalis, in family Primulaceae (chickweed wintergreen)
• The spicy red berries of Gaultheria procumbens.
• The oil, methyl salicylate, obtained from these berries.
• The aroma of the oil, methyl salicylate, however derived.