Where does “geisladiskur” come from?

geisladiskur (Icelandic) comes from Icelandic diskur, from Old Norse diskr, from Old English disċ, from Proto-West Germanic disk, from Latin discus, from Proto-Italic diskō, from Proto-Italic dikskō, from Proto-Indo-European di-dḱ-ské-ti — take; perceive.

geisladiskur (Icelandic): optical disc, especially a compact disc

Definitions

  1. optical disc, especially a compact disc

Ancestry of “geisladiskur”, step by step

geisladiskur traces back through two separate lines of ancestry.

via Icelandic diskur

StepLanguageWordMeaning
1Icelandicdiskurdish, plate; disc; a disk, disc
2Old Norsediskrplate
3Old Englishdisċplate; bowl; dish
4Proto-West Germanicdiskdish
5Latindiscusa discus, quoit; a dish shaped like a discus;...
6Proto-Italicdiskōlearn
7Proto-Italicdikskō
8Proto-Indo-Europeandi-dḱ-ské-ti
9Proto-Indo-Europeandeḱ-take; perceive

via Icelandic geisli

StepLanguageWordMeaning
1Icelandicgeislibeam, a ray; radius
2Old Norsegeisli
3Proto-Germanicgaisilazstaff, whip
Every word from Proto-Indo-European deḱ-Every word from Proto-Indo-European di-dḱ-ské-tiEvery word from Proto-Italic dikskō