Where does “cataract” come from?

Cataract comes from Latin cataracta, from Ancient Greek καταράκτης, ultimately from Proto-Indo-European ḱóm meaning "down."

cataract (English): A waterspout; A large waterfall; steep rapids in...

Definitions

  1. A waterspout; A large waterfall; steep rapids in...

Ancestry of “cataract”, step by step

StepLanguageWordMeaning
1Middle Englishcataractcataract; A gate guarding the entrance to Heaven
2Middle Dutchcataracte
3Latincataractawaterfall; drawbridge, portcullis
4Ancient Greekκαταράκτης
5Ancient GreekκαταράσσωI pour down; pour down
6Ancient Greekκατα-back; downwards; against
7Ancient Greekκατά
8Ancient Greekκαταστερίζωto place among the stars; I put among the stars
9Ancient Greekἀστήρa celestial body; illustrious person; starfish
10Proto-Hellenicastḗrstar
11Proto-Indo-Europeanh₂stḗrstar
12Proto-Indo-Europeanh₂eHs-to be/become dry; to burn, to glow; hearth

Words derived from “cataract

Every word from Proto-Indo-European h₂eHs-Every word from Proto-Indo-European h₂stḗrEvery word from Proto-Hellenic astḗr