Where does “phototunable” come from?

phototunable (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-.

phototunable (English): Having optical properties that may be tuned;...

Definitions

  1. Having optical properties that may be tuned;...

Ancestry of “phototunable”, step by step

phototunable traces back through two separate lines of ancestry.

via English photo

StepLanguageWordMeaning
1EnglishphotoA photograph; A photo finish; To take a...
2EnglishphotographyThe art and technology of producing images on...
3Frenchphotographiephotography; photograph
4Ancient Greekφωτο-—
5Ancient GreekφῶςAttic form of φᾰ́ος
6Proto-Hellenicpʰáos—
7Proto-Indo-Europeanbʰéh₂os—
8Proto-Indo-Europeanbʰeh₂-to shine, glow light; to speak, say
9Proto-Indo-Europeanbʰeh₂-s-ri-—

via English tunable

StepLanguageWordMeaning
1EnglishtunableHarmonious, melodic, tuneful; Able to be tuned; A...
2EnglishtuneA melody; A song, or short musical composition;...
3Middle EnglishtuneAlternative form of toun
4Old Frenchtonyour
5LatintonusThe stretching or straining of a rope; A strain;...
6Ancient Greekτόνοςrope, cord; chord; tone, note
7Proto-Hellenictónosrope, cord; tension
8Proto-Indo-Europeantónossomething stretched; chord, fiber, string
9Proto-Indo-Europeanten-to stretch, to extend
Every word from Proto-Indo-European bʰeh₂-s-ri- →Every word from Proto-Indo-European bʰeh₂- →Every word from Ancient Greek φωτο- →