Where does “dressage” come from?

Dressage comes from French dressage, from French dresser meaning to train or straighten, ultimately from Latin dirigo meaning to direct or guide.

dressage (English): The schooling of a horse; An equestrian sport in...

Definitions

Step	Language	Word	Meaning
1	French	dressage	training; dressage
2	French	dresser	to raise, to erect, to build; to raise, to lift,...
3	Old French	drecier	to stand up; to get on one's feet
4	Vulgar Latin	directiare	—
5	Latin	dīrectus	laid straight, arranged in lines, having been arranged in lines
6	Latin	dīrigō	to lay straight; arrange in lines (especially in military contexts)
7	Latin	dis-	asunder, apart, in two; reversal, removal;...
8	Latin	calceus	shoe
9	Latin	calx	limestone; chalk; the finish line
10	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble