Where does “sideflash” come from?

sideflash (English) comes from English side, from Middle English side, from Old English sīde, from Proto-West Germanic *sīdā, from Medieval Latin sida, from Late Latin seta, from Latin saeta, from Proto-Italic saitā — to satiate, satisfy.

sideflash (English): A disruptive electrical discharge between a...

Definitions

  1. A disruptive electrical discharge between a...

Ancestry of “sideflash”, step by step

sideflash traces back through two separate lines of ancestry.

via English side

StepLanguageWordMeaning
1EnglishsideA bounding straight edge of a two-dimensional...
2Middle Englishsidecustom
3Old Englishsīdeside, flank
4Proto-West Germanic*sīdāside
5Medieval Latinsida
6Late LatinsetaAlternative form of saeta; hair, bristle; bristle
7Latinsaetaa bristle, hair on an animal; silk
8Proto-Italicsaitā
9Proto-Indo-Europeanséh₂ito-
10Proto-Indo-Europeansh₂ey-to bind, fetter
11Proto-Indo-Europeanseh₂-to satiate, satisfy

via English flash

StepLanguageWordMeaning
1EnglishflashTo cause to shine briefly or intermittently; To...
2Middle Englishflasshen
Every word from Proto-Indo-European seh₂-
sideflash — Etymology, Origin & Word History | Etymology Explorer