Where does “lacto-” come from?

lacto- (French) comes from Latin lactis, from Latin lác, from Proto-Indo-European ǵlákts — milk.

lacto- (French): lacto

Definitions

  1. lacto

Ancestry of “lacto-”, step by step

StepLanguageWordMeaning
1Latinlactisgenitive singular of lac; of milk; milk
2Latinlácmilk
3Proto-Indo-Europeanǵláktsmilk

Words derived from “lacto-”

Every word from Proto-Indo-European ǵlákts →Every word from Latin lác →Every word from Latin lactis →
lacto- — Etymology, Origin & Word History | Etymology Explorer