Etymology Explorer › English

Where does “quadrantanopia” come from?

quadrantanopia (English) comes from English quadrant, from Middle English quadrant, from Latin quadratum, from Latin quadrātus, from Latin quadrō, from Latin quādrus, from Latin quattŭor, from Portuguese quarto — and.

quadrantanopia (English): The loss of vision in one or more quadrants of...

Definitions

  1. The loss of vision in one or more quadrants of...

Ancestry of “quadrantanopia”, step by step

StepLanguageWordMeaning
1EnglishquadrantOne of the four sections made by dividing an area...
2Middle Englishquadrant—
3Latinquadratuma square, quadrate; nominative neuter singular of...
4Latinquadrātus—
5Latinquadrō—
6Latinquādrus—
7Latinquattŭor—
8Portuguesequartoordinal form of quatro; fourth; quarter; fourth;...
9Old Portuguesequartoquarter
10Latinquārtus—
11Proto-Indo-Europeankʷeturtos—
12Proto-Indo-Europeankʷetwóresfour
13Proto-Indo-Europeankʷe-and

Words derived from “quadrantanopia”

  • quadrantanopic
Every word from Proto-Indo-European kʷe- →