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
- The loss of vision in one or more quadrants of...
Ancestry of “quadrantanopia”, step by step
quadrantanopia traces back through two separate lines of ancestry.
via English quadrant
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | quadrant | One of the four sections made by dividing an area... |
| 2 | Middle English | quadrant | — |
| 3 | Latin | quadratum | a square, quadrate; nominative neuter singular of... |
| 4 | Latin | quadrātus | square, squared, having been made square, made into a square shape |
| 5 | Latin | quadrō | to make four-cornered, square, make square |
| 6 | Latin | quādrus | square |
| 7 | Latin | quattŭor | four; 4 |
| 8 | Portuguese | quarto | ordinal form of quatro; fourth; quarter; fourth;... |
| 9 | Old Portuguese | quarto | quarter |
| 10 | Latin | quārtus | fourth |
| 11 | Proto-Indo-European | kʷeturtos | — |
| 12 | Proto-Indo-European | kʷetwóres | four |
| 13 | Proto-Indo-European | kʷe- | and |
via English anopia
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | anopia | State or condition of sightlessness, often due to medical reasons |
| 2 | English | an- | Alternative form of on-; not; used to make words... |
| 3 | Latin | ad- | to; usually prefixed to verbs, in which cases it... |
| 4 | Latin | īn- | un-, non-, not |
| 5 | Latin | în | in, at, on, upon, from (space) |
| 6 | Latin | en | lookǃ beholdǃ; reallyǃ?; come onǃ |
| 7 | Proto-Italic | en | in |
| 8 | Proto-Indo-European | h₁én | in |