Where does “roltrap” come from?

roltrap (Dutch) comes from German Rolltreppe, from German rollen, from Middle High German rollen, from Old French röeler, from Medieval Latin rotulo, from Latin rotula, from Arabic رَطْل, from Classical Syriac ܪܝܛܠܐ — ingot.

roltrap (Dutch): escalator

Definitions

  1. escalator

Ancestry of “roltrap”, step by step

roltrap traces back through 3 separate lines of ancestry.

via German Rolltreppe

StepLanguageWordMeaning
1GermanRolltreppeescalator
2Germanrollento roll
3Middle High Germanrollen—
4Old Frenchröelerto roll
5Medieval Latinrotulodative singular of rotulus; ablative singular of...
6Latinrotulaa small wheel; roll
7Arabicرَطْل—
8Classical Syriacܪܝܛܠܐ—
9Classical Syriacܠܝܛܪܐlibra, pound
10Frenchlitrelitre
11Medieval Latinlitra—
12Ancient Greekλίτραlitra, a Sicilian silver coin; libra, a unit of...
13Proto-Italic*līðrāingot

via Dutch trap

StepLanguageWordMeaning
1Dutchtrapstairs, staircase; ladder; degree, grade
2Germantrappebustard
3Middle High Germantrappe—
4Proto-Slavicdropъty—
5Proto-Indo-Europeandreh₂-run; to run, escape

via Dutch rollen

StepLanguageWordMeaning
1Dutchrollento roll
2Middle Dutchrollento roll; to tumble
Every word from Proto-Italic *līðrā →Every word from Ancient Greek λίτρα →Every word from Medieval Latin litra →