Where does “photochromatography” come from?
photochromatography (English) comes from English photo, from English photography, from French photographie, from Ancient Greek φωτο-, from Ancient Greek φῶς, from Proto-Hellenic pʰáos, from Proto-Indo-European bʰéh₂os, from Proto-Indo-European bʰeh₂-.
photochromatography (English): A form of chromatography in which isotopically-labelled compounds may be separated by illumination at a wavelength that will excite any specific isotope
Definitions
- A form of chromatography in which isotopically-labelled compounds may be separated by illumination at a wavelength that will excite any specific isotope
Ancestry of “photochromatography”, step by step
photochromatography traces back through two separate lines of ancestry.
via English photo
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | photo | A photograph; A photo finish; To take a... |
| 2 | English | photography | The art and technology of producing images on... |
| 3 | French | photographie | photography; photograph |
| 4 | Ancient Greek | φωτο- | — |
| 5 | Ancient Greek | φῶς | Attic form of φᾰ́ος |
| 6 | Proto-Hellenic | pʰáos | — |
| 7 | Proto-Indo-European | bʰéh₂os | — |
| 8 | Proto-Indo-European | bʰeh₂- | to shine, glow light; to speak, say |
| 9 | Proto-Indo-European | bʰeh₂-s-ri- | — |
via English chromatography
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | chromatography | Any of various techniques for the qualitative or... |
| 2 | English | chromatographic | Of or pertaining to chromatography |
| 3 | German | chromatographisch | chromatographic |
| 4 | German | -graphisch | -graphic |