Where does “light spectrum” come from?
light spectrum (English) comes from English Spectrum, from Latin spectrum, from Ancient Greek σκοπέω, from Ancient Greek σκοπός, from Ancient Greek σκέπτομαι, from Proto-Hellenic sképťomai, from Proto-Indo-European spéḱyeti, from Proto-Indo-European speḱ- — to see, to look, to observe.
light spectrum (English): The portion of the electromagnetic spectrum that...
Definitions
- The portion of the electromagnetic spectrum that...
Ancestry of “light spectrum”, step by step
light spectrum traces back through two separate lines of ancestry.
via English Spectrum
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | Spectrum | A range; a continuous, infinite, one-dimensional set, possibly bounded by extremes |
| 2 | Latin | spectrum | appearance, image; apparition, specter |
| 3 | Ancient Greek | σκοπέω | I look, look at, behold; I examine, inspect; 413... |
| 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 |
via English Light
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | Light | A place name |
| 2 | Middle English | light | The radiation which allows for vision by... |
| 3 | Old English | lēoht | luminous, bright, light, clear, resplendent,... |
| 4 | Proto-West Germanic | leuht | light, bright; light |
| 5 | Proto-Germanic | leuhtą | light |
| 6 | Proto-Indo-European | lewktom | — |
| 7 | Proto-Indo-European | lewk- | bright; to shine; to see |