Where does “egomotion” come from?

egomotion (English) comes from English motion, from Middle English mocioun, from Middle French motion, from Latin mōtio, from Latin movēre, from Proto-Indo-European *m(y)ewh₁-.

egomotion (English): The three-dimensional movement of a camera...

Definitions

The three-dimensional movement of a camera...

Ancestry of “egomotion”, step by step

Step	Language	Word	Meaning
1	English	motion	A state of progression from one place to another;...
2	Middle English	mocioun	—
3	Middle French	motion	—
4	Latin	mōtio	—
5	Latin	movēre	—
6	Proto-Indo-European	*m(y)ewh₁-	—

Every word from Proto-Indo-European *m(y)ewh₁- →

egomotion — Etymology, Origin & Word History | Etymology Explorer