Where does “astigmatic” come from?

astigmatic (English) comes from Catalan astigmatisme, 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.

astigmatic (English): Suffering from astigmatism; One who has...

Definitions

  1. Suffering from astigmatism; One who has...

Ancestry of “astigmatic”, step by step

astigmatic traces back through two separate lines of ancestry.

via Catalan astigmatisme

StepLanguageWordMeaning
1Catalanastigmatismeastigmatism (disorder of the vision)
2EnglishastigmatismA defect of a lens such that light rays coming...
3Ancient GreekστίγμαA mark from a pointed instrument, often as a sign...
4Ancient GreekστίζωI tattoo; I mark
5Proto-Hellenicstiďďō
6Proto-Indo-European(s)teyg-to be sharp; to sting

via Romanian astigmat

StepLanguageWordMeaning
1Romanianastigmatastigmatic
2Frenchastigmateastigmatic

Words derived from “astigmatic

Every word from Proto-Indo-European (s)teyg-