Where does “photogate” come from?

photogate (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-.

photogate (English): A device that measures the time between events...

Definitions

  1. A device that measures the time between events...

Ancestry of “photogate”, step by step

photogate 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 gate

StepLanguageWordMeaning
1EnglishgateA doorlike structure outside a house; Doorway,...
2Middle EnglishgateAn entryway or entrance to a settlement or...
3Old Englishġeatgate; a gate, door
4Old Frenchgautforest, woods, woodland
5Proto-West Germanicwalþuforest
6Proto-Germanicwalþuzforest
7Proto-Indo-Europeanwel-to see
Every word from Proto-Indo-European bʰeh₂-s-ri-Every word from Proto-Indo-European bʰeh₂-Every word from Ancient Greek φωτο-