Where does “photoacid” come from?

photoacid (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-.

photoacid (English): Any compound converted into a strong acid by...

Definitions

  1. Any compound converted into a strong acid by...

Ancestry of “photoacid”, step by step

photoacid 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 acid

StepLanguageWordMeaning
1EnglishacidSour, sharp, or biting to the taste; tart; having...
2Frenchacideacid, acidic, sour, tart; acid, acidic; acid
3Latinacidussour, tart, acid, bitter; harsh, grating, rough,...
4Latinaceōto be sour
5Proto-Italicakēōbe sharp-tasting, be sour
6Proto-Indo-Europeanh₂eḱ-éh₁-ye-ti
7Proto-Indo-Europeanh₂eḱ-sharp
Every word from Proto-Indo-European bʰeh₂-s-ri-Every word from Proto-Indo-European bʰeh₂-Every word from Ancient Greek φωτο-