Where does “einstein” come from?
einstein (English) comes from German Einstein, from German stein, from Middle High German stein, from Old High German stein, from Proto-West Germanic stain, from Proto-Germanic stainaz, from Proto-Indo-European steyh₂-, from Proto-Indo-European steh₂- — to stand.
einstein (English): One mole of photons, regardless of frequency, as...
Definitions
- One mole of photons, regardless of frequency, as...