Where does “gyrodiagonal” come from?
gyrodiagonal (English) comes from English diagonal, from Middle French diagonal, from Latin diagōnālis, from Ancient Greek διαγώνιος, from Ancient Greek δῐᾰ-, from Ancient Greek διά, from Proto-Indo-European dwís, from Proto-Indo-European dwóh₁ — two.
gyrodiagonal (English): A diagonal in gyrovector space
Definitions
- A diagonal in gyrovector space
Ancestry of “gyrodiagonal”, step by step
gyrodiagonal traces back through two separate lines of ancestry.
via English diagonal
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | diagonal | Joining two nonadjacent vertices; Having slanted... |
| 2 | Middle French | diagonal | — |
| 3 | Latin | diagōnālis | diagonal |
| 4 | Ancient Greek | διαγώνιος | from angle to angle |
| 5 | Ancient Greek | δῐᾰ- | apart; through, across; through; in different... |
| 6 | Ancient Greek | διά | throughout |
| 7 | Proto-Indo-European | dwís | twice, doubly; in two |
| 8 | Proto-Indo-European | dwóh₁ | two |
via English gyro
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | gyro | A gyroscope; A gyrocompass; An autogyro |
| 2 | English | gyroscope | an apparatus composed of a wheel which spins... |
| 3 | French | gyroscope | gyroscope |
| 4 | Ancient Greek | σκοπός | watcher, lookout; protector, guardian; spy, scout |
| 5 | Ancient Greek | σκέπτομαι | I look at, examine; I examine, consider, think |
| 6 | Proto-Hellenic | sképťomai | to look at |
| 7 | Proto-Indo-European | spéḱyeti | to be looking at, to keep looking at |
| 8 | Proto-Indo-European | speḱ- | to see, to look, to observe |