Where does “elucubratus” come from?

elucubratus (Latin) comes from Latin elucubro, from Latin lūcubrō, from Latin lūx, from Proto-Italic louks, from Proto-Indo-European lewḱ-, from Proto-Indo-European lewk- — bright; to shine; to see.

Definitions

Ancestry of “elucubratus”, step by step

StepLanguageWordMeaning
1LatinelucubroI make, produce or compose by night, candlelight...
2Latinlūcubrōto work at night or by candlelight or lamplight, lucubrate
3Latinlūxlight (of the sun, stars etc.)
4Proto-Italicloukslight
5Proto-Indo-Europeanlewḱ-lynx
6Proto-Indo-Europeanlewk-bright; to shine; to see
Every word from Proto-Indo-European lewk- →Every word from Proto-Indo-European lewḱ- →Every word from Proto-Italic louks →