Where does “milligal” come from?

milligal (French) comes from French milli-, from Latin Mīlle, from Proto-Italic smīɣeslī, from Proto-Indo-European smih₂ǵʰéslih₂.

milligal (French): One thousandth of a gal

Definitions

Step	Language	Word	Meaning
1	French	milli-	milli-
2	Latin	Mīlle	—
3	Proto-Italic	smīɣeslī	—
4	Proto-Indo-European	smih₂ǵʰéslih₂	—

milligal — Etymology, Origin & Word History | Etymology Explorer