Where does “хронометраж” come from?

хронометраж (Russian) comes from French chronométrage, from French -age, from Middle French -age, from Old French -age, from Old Occitan -atge, from Latin -āticum.

хронометраж (Russian): timekeeping, time study, timing

Definitions

timekeeping, time study, timing

Ancestry of “хронометраж”, step by step

Step	Language	Word	Meaning
1	French	chronométrage	timing
2	French	-age	Forming nouns with the sense of "action or result...
3	Middle French	-age	forms nouns with the sense of "action or result...
4	Old French	-age	forms nouns with the sense of 'action or result...
5	Old Occitan	-atge	suffix used to form masculine nouns
6	Latin	-āticum	—

Every word from Latin -āticum →Every word from French -age →Every word from Old French -age →