“1: another name for Satan.
2: LITERARY the planet Venus when it rises in the morning.
3: ARCHAIC a match struck by rubbing it on a rough surface”
Origin: Old English, from Latin, ‘light-bringing, morning star’, from lux, luc- ‘light’ + -fer ‘bearing’. Lucifer (sense 1) is by association with the ‘son of the morning’ (Isa. 14:12), believed by Christian interpreters to be a reference to Satan
~ Merriam Webster Dictionary