Where does “Primzahllücke” come from?

Primzahllücke (German) comes from German Primzahl, from German zahl, from Latvian zāle, from German Saal, from Middle High German sal, from Old High German sal, from Proto-West Germanic sāli, from Proto-Germanic saliz — whole.

Primzahllücke (German): prime gap

Definitions

  1. prime gap

Ancestry of “Primzahllücke”, step by step

Primzahllücke traces back through two separate lines of ancestry.

via German Primzahl

StepLanguageWordMeaning
1GermanPrimzahlprime number
2Germanzahlsingular imperative of zahlen; first-person...
3Latvianzālegrass; weed; herb
4GermanSaalhall or large room
5Middle High Germansal
6Old High Germansalhouse, hall; dwelling, house, entrance hall;...
7Proto-West Germanicsālihappiness, prosperity; proper, appropriate time
8Proto-Germanicsalizhouse; dwelling; hall; room
9Proto-Indo-Europeansol-whole

via German Lücke

StepLanguageWordMeaning
1GermanLückegap, lacuna
2Middle High Germanlücke
3Old High Germanluccha
Every word from Proto-Indo-European sol-Every word from Proto-Germanic salizEvery word from Proto-West Germanic sāli