ˈsenˌgrēn noun
Etymology: Middle English singrene, from Old English singrēne, from singrēne evergreen, from sin- one, always (akin to Latin sem- one) + grēne green — more at same , green
1. : any of several plants of the genus Sedum ; especially : houseleek
2. also sengreen saxifrage : any of several saxifrages ; especially : yellow mountain saxifrage
3. : periwinkle I 1a