Where does “astigmatisma” come from?

astigmatisma (Faroese) comes from English astigmatism, from Ancient Greek στίγμα, from Ancient Greek στίζω, from Proto-Hellenic stiďďō, from Proto-Indo-European (s)teyg- — to be sharp; to sting.

astigmatisma (Faroese): astigmatism

Definitions

  1. astigmatism

Ancestry of “astigmatisma”, step by step

StepLanguageWordMeaning
1EnglishastigmatismA defect of a lens such that light rays coming...
2Ancient GreekστίγμαA mark from a pointed instrument, often as a sign...
3Ancient GreekστίζωI tattoo; I mark
4Proto-Hellenicstiďďō
5Proto-Indo-European(s)teyg-to be sharp; to sting
Every word from Proto-Indo-European (s)teyg-Every word from Proto-Hellenic stiďďōEvery word from Ancient Greek στίζω
astigmatisma — Etymology, Origin & Word History | Etymology Explorer