Where does “motorail” come from?

motorail (English) comes from English rail, from Middle English rail, from Old English regol, from Latin rēgula, from Latin -ula, from Proto-Indo-European -tlom, from Proto-Indo-European -trom, from Proto-Indo-European -tḗr — Derives agent nouns from verbs, denoting someone...

motorail (English): A train allowing passengers to take their...

Definitions

  1. A train allowing passengers to take their...

Ancestry of “motorail”, step by step

motorail traces back through two separate lines of ancestry.

via English rail

StepLanguageWordMeaning
1EnglishrailA horizontal bar extending between supports and...
2Middle Englishrail
3Old Englishregola rule; a ruler
4Latinrēgularule, bar
5Latin-ularegō + API → rēgula; tegō + API → tēgula;...
6Proto-Indo-European-tlomAlternative form of *-trom
7Proto-Indo-European-tromForms nouns denoting a tool or instrument
8Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

via English motor

StepLanguageWordMeaning
1EnglishmotorA machine or device that converts other energy...
2Middle Englishmotour
3Latinmotormover; that which moves something; first-person...
4Latin-tor-er
5Proto-Italic-tōrForms agent nouns to verb stems
6Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
7Proto-Indo-European-tor-s
Every word from Proto-Indo-European -tḗrEvery word from Latin -ulaEvery word from Latin rēgula