Where does “traiektoria” come from?

traiektoria (Basque) comes from Spanish trayectoria, from French trajectoire, from New Latin trāiectōria, from Latin trāiectus, from Latin trāiciō, from Latin trāditiō, from Latin -tiō, from Latin dissertātiō — small stone, pebble; gravel, rubble.

traiektoria (Basque): trajectory

Definitions

trajectory

Ancestry of “traiektoria”, step by step

Step	Language	Word	Meaning
1	Spanish	trayectoria	trajectory
2	French	trajectoire	trajectory; course
3	New Latin	trāiectōria	—
4	Latin	trāiectus	thrown or hurled (over)
5	Latin	trāiciō	to throw, cast or hurl across or over
6	Latin	trāditiō	a surrender, delivering up
7	Latin	-tiō	tion, -ation, -ing
8	Latin	dissertātiō	(spoken) dissertation, discourse, disquisition
9	Latin	dissertus	arranged, disposed; explained
10	Latin	disserere	second-person singular future passive indicative...
11	Latin	dis-	asunder, apart, in two; reversal, removal;...
12	Latin	calceus	shoe
13	Latin	calx	limestone; chalk; the finish line
14	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

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