Where does “世界量子デー” come from?

世界量子デー (Japanese) comes from Japanese デー, from English Day, from Middle English day, from Old English dæġ, from Proto-West Germanic dag, from Proto-Germanic dagaz, from Proto-Indo-European dʰegʷʰ- — to burn; warm, hot.

世界量子デー (Japanese): World Quantum Day (WQD): April 14

Definitions

  1. World Quantum Day (WQD): April 14

Ancestry of “世界量子デー”, step by step

世界量子デー traces back through 3 separate lines of ancestry.

via Japanese デー

StepLanguageWordMeaning
1Japaneseデーday
2EnglishDayderived from a medieval diminutive of David
3Middle Englishdayday; daylight, sunlight; epoch, age, period
4Old Englishdæġday, daytime
5Proto-West Germanicdagday
6Proto-Germanicdagazday; name of the D-rune
7Proto-Indo-Europeandʰegʷʰ-to burn; warm, hot

via Japanese 世界

StepLanguageWordMeaning
1Japanese世界the world; a metaphorical world; society, the...
2Middle Chinese世界

via Japanese 量子

StepLanguageWordMeaning
1Japanese量子quantum
Every word from Proto-Indo-European dʰegʷʰ-Every word from Proto-Germanic dagazEvery word from Proto-West Germanic dag