Where does “repro-” come from?

repro- (English) comes from English reproduction, from English re-, from Middle English re-, from Old French re-, from Latin rĕ-, from Latin prōdūcō, from Latin prō-, from Proto-Italic *pro- — passed , crossed.

Ancestry of “repro-”, step by step

StepLanguageWordMeaning
1EnglishreproductionThe act of reproducing new individuals...
2Englishre-again, anew; a completive or intensification of...
3Middle Englishre-
4Old Frenchre-re- again; once more
5Latinrĕ-back, backwards
6Latinprōdūcōto lead or bring forth, forward or out
7Latinprō-forward direction, forward movement
8Proto-Italic*pro-pro- see the Latin entry for further meanings
9Proto-Indo-Europeanpro-toward, forward
10Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
11Proto-Indo-Europeanper-before, in front; first; to go through
12Proto-Indo-Europeanpr̥tóspassed , crossed

Words derived from “repro-

Every word from Proto-Indo-European pr̥tós