Where does “マイルストーン” come from?

マイルストーン (Japanese) comes from English milestone, from English mile, from Middle English myle, from Old English mīl, from Latin mīlia, from Proto-West Germanic mīliju, from Latin Mīlle, from Proto-Italic smīɣeslī.

マイルストーン (Japanese): milestone, one of a series of numbered markers placed along a road at regular intervals

Definitions

  1. milestone, one of a series of numbered markers placed along a road at regular intervals

Ancestry of “マイルストーン”, step by step

StepLanguageWordMeaning
1EnglishmilestoneA stone milepost (or by extension in other materials), one of a series of numbered markers placed along a road at regular intervals, typically at the side of the road or in a median
2EnglishmileThe international mile: a unit of length...
3Middle Englishmylemile; The time it takes to walk a mile;...
4Old Englishmīlmillet; mile
5Latinmīlia
6Proto-West Germanicmīlijumile
7LatinMīllethousand; 1000
8Proto-Italicsmīɣeslīthousand
9Proto-Indo-Europeansmih₂ǵʰéslih₂
Every word from Proto-Indo-European smih₂ǵʰéslih₂