Etymology Explorer › Portuguese

Where does “foto-” come from?

foto- (Portuguese) comes from Ancient Greek φωτός, from Ancient Greek φῶς, from Proto-Hellenic pʰáos, from Proto-Indo-European bʰéh₂os, from Proto-Indo-European bʰeh₂-, from Proto-Indo-European bʰeh₂-s-ri-.

foto- (Portuguese): photo-

Definitions

  1. photo-

Ancestry of “foto-”, step by step

StepLanguageWordMeaning
1Ancient Greekφωτόςgenitive singular of φῶς; light; of light
2Ancient GreekφῶςAttic form of φᾰ́ος
3Proto-Hellenicpʰáos—
4Proto-Indo-Europeanbʰéh₂os—
5Proto-Indo-Europeanbʰeh₂-to shine, glow light; to speak, say
6Proto-Indo-Europeanbʰeh₂-s-ri-—

Words derived from “foto-”

  • fotodetetor
  • fotocélula
  • fotossistema
  • fotoelétrico
  • fotorresistência
  • fotossíntese
  • fotossensível
  • fotovoltaico
  • fotosensível
  • fotodiodo
  • fotoemissor
  • fotossintético
  • fotocondutor
  • fotooxidação
  • fotocópia
  • fotólise
Every word from Proto-Indo-European bʰeh₂-s-ri- →