Where does “Gedächtnisloch” come from?

Gedächtnisloch (German) comes from German loch, from English loch, from Middle English lough, from Scottish Gaelic loch, from Old Irish loch, from Proto-Celtic loku, from Proto-Indo-European lókus — pond, pool.

Gedächtnisloch (German): memory hole

Definitions

  1. memory hole

Ancestry of “Gedächtnisloch”, step by step

Gedächtnisloch traces back through two separate lines of ancestry.

via German loch

StepLanguageWordMeaning
1Germanlochhole; perforation
2EnglishlochA lake; A bay or arm of the sea; Alternative form...
3Middle Englishloughlake; loch
4Scottish Gaeliclochlake; arm of the sea; fjord
5Old Irishlochlake; inlet of the sea; black, dark
6Proto-Celticlokulake, pool
7Proto-Indo-Europeanlókuspond, pool

via German Gedächtnis

StepLanguageWordMeaning
1GermanGedächtnismemory ability to recall
2Middle High Germangedæhtnisse—
3Old High Germangithēhtnissithoughts
Every word from Proto-Indo-European lókus →Every word from Proto-Celtic loku →Every word from Old Irish loch →