Where does “visionnement” come from?

visionnement (French) comes from French visionner, from French vision, from Middle French vision, from Old French vision, from Latin vīsiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus — small stone, pebble; gravel, rubble.

visionnement (French): a viewing

Definitions

a viewing

Ancestry of “visionnement”, step by step

Step	Language	Word	Meaning
1	French	visionner	to view
2	French	vision	vision, sight
3	Middle French	vision	vision, sight
4	Old French	vision	vision (supernatural sensory experience)
5	Latin	vīsiō	seeing, sight, vision, view
6	Latin	-tiō	tion, -ation, -ing
7	Latin	dissertātiō	(spoken) dissertation, discourse, disquisition
8	Latin	dissertus	arranged, disposed; explained
9	Latin	disserere	second-person singular future passive indicative...
10	Latin	dis-	asunder, apart, in two; reversal, removal;...
11	Latin	calceus	shoe
12	Latin	calx	limestone; chalk; the finish line
13	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

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