noun

1. Old Poet. the planet Venus when it is the morning star
2. Theol. Satan; specif., in Christian theology, Satan as leader of the fallen angels: he was an angel of light until he revolted against God and, with the others, was cast into hell
3. an early type of friction match

Etymology: ME < OE < L, morning star (in ML, Satan), lit., light-bringing < lux (gen. lucis), light + ferre, to bear