Where does “néarfheadán” come from?

néarfheadán (Irish) comes from Irish feadán, from Old Irish fetán, from Old Irish fet, from Proto-Celtic *swizdā, from Proto-Celtic *swizdeti, from Proto-Indo-European sweysd- — to hiss.

néarfheadán (Irish): neural tube

Definitions

  1. neural tube

Ancestry of “néarfheadán”, step by step

StepLanguageWordMeaning
1Irishfeadántube; duct; tubular thing
2Old Irishfetánwhistle, pipe
3Old Irishfetwhistling, hissing, the sound of a sword cleaving...
4Proto-Celtic*swizdā—
5Proto-Celtic*swizdetito blow
6Proto-Indo-Europeansweysd-to hiss
Every word from Proto-Indo-European sweysd- →Every word from Proto-Celtic *swizdeti →Every word from Proto-Celtic *swizdā →