Where does “jednoślad” come from?

jednoślad (Polish) comes from Polish jeden, from Old Polish jeden, from Proto-Slavic edìnъ, from Proto-Balto-Slavic edīˀnas, from Proto-Balto-Slavic aiˀnas, from Proto-Indo-European óynos — one; single.

jednoślad (Polish): single-track vehicle

Definitions

single-track vehicle

Ancestry of “jednoślad”, step by step

jednoślad traces back through two separate lines of ancestry.

via Polish jeden

Step	Language	Word	Meaning
1	Polish	jeden	one
2	Old Polish	jeden	one
3	Proto-Slavic	edìnъ	one
4	Proto-Balto-Slavic	edīˀnas	—
5	Proto-Balto-Slavic	aiˀnas	one
6	Proto-Indo-European	óynos	one; single

via Polish ślad

Step	Language	Word	Meaning
1	Polish	ślad	trace, track
2	Proto-Slavic	slědъ	track, trace
3	Latvian	slaidus	accusative plural masculine form of slaids
4	Proto-Balto-Slavic	sleid-	—
5	Proto-Indo-European	sleidʰ-	slippery, to slide

Every word from Proto-Indo-European óynos →Every word from Proto-Balto-Slavic aiˀnas →Every word from Proto-Balto-Slavic edīˀnas →