Where does “Römersalat” come from?

Römersalat (German) comes from German salāt, from Italian salata, from Vulgar Latin salata, from Latin Salo, from Latin saliō, from Latin sāl, from Proto-Italic sāls, from Proto-Indo-European *sḗh₂l — salt.

Römersalat (German): romaine lettuce

Definitions

  1. romaine lettuce

Ancestry of “Römersalat”, step by step

Römersalat traces back through two separate lines of ancestry.

via German salāt

StepLanguageWordMeaning
1Germansalātsalad mixed, usually cold dish
2Italiansalatafeminine singular of salato; salad, something...
3Vulgar Latinsalatasalted
4LatinSalothat flows near Bilbilis and then into the Iberus, now the Jalón
5Latinsaliōto leap, jump, bound
6Latinsālsalt
7Proto-Italicsālssalt
8Proto-Indo-European*sḗh₂lsalt

via German Römer

StepLanguageWordMeaning
1GermanRömerRoman; rummer
2German-erForms agent nouns etc. from verbs, suffixed to...
3Old High German-āriused to form agent nouns
4Proto-West Germanic-ārī-er
5Proto-Germanic-ārijaz-er
6Latin-āriuser
7Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)
Every word from Proto-Indo-European *sḗh₂lEvery word from Proto-Italic sālsEvery word from Latin sāl