1. An apparatus for automatic ignition 
2. A kind of lucifer match

1. Of or pertaining to Prometheus 
2. Having a life-giving quality; inspiring

Encyclopedia: Promethean

• year
• year dot
• year of grace
• year of our Lord
• year-around
• year-end
• year-round
• yearbook
• yearling
• yearlong
• yearly
• yearn
• yearned-for
• yearner
• yearning
• yearningly
• years
• yeast
• yeast cake
• yeastlike
• yeasty
• Yeats
• Yeatsian
• Yeddo
• Yedo