Where does “豆電球” come from?

豆電球 (Japanese) comes from Japanese 豆 — the pulses; a bean; a pea.

豆電球 (Japanese): miniature light bulb

Definitions

  1. miniature light bulb

Ancestry of “豆電球”, step by step

豆電球 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesethe pulses; a bean; a pea

via Japanese 電球

StepLanguageWordMeaning
1Japanese電球incandescent light bulb
Every word from Japanese