Where does “dilatoire” come from?

dilatoire (Old French) comes from Latin dilatorius, from Latin dilator, from Latin dilatus, from Latin differō, from Latin dis-, from Latin calceus, from Latin calx, from Ancient Greek χάλιξ — small stone, pebble; gravel, rubble.

Ancestry of “dilatoire”, step by step

Step	Language	Word	Meaning
1	Latin	dilatorius	extending or putting off
2	Latin	dilator	first-person singular present passive indicative...
3	Latin	dilatus	scattered; rejected or sentenced
4	Latin	differō	to carry different ways, spread, scatter, disperse, separate
5	Latin	dis-	asunder, apart, in two; reversal, removal;...
6	Latin	calceus	shoe
7	Latin	calx	limestone; chalk; the finish line
8	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

Words derived from “dilatoire”

Every word from Ancient Greek χάλιξ →Every word from Latin dis- →Every word from Latin calx →