Where does “FOIL” come from?

FOIL (English) comes from Middle English foilen, from Old French fouler, from Latin fullo, from Proto-Indo-European bʰleh₃-, from Proto-Indo-European bʰel-, from Proto-Indo-European bʰōl-.

FOIL (English): To apply the FOIL algorithm to

Definitions

  1. To apply the FOIL algorithm to

Ancestry of “FOIL”, step by step

FOIL traces back through two separate lines of ancestry.

via Middle English foilen

StepLanguageWordMeaning
1Middle Englishfoilenspoil a scent trail by crossing it
2Old Frenchfoulerto tread, to stamp, to full; tread on, trample
3Latinfullofuller
4Proto-Indo-Europeanbʰleh₃-bloom, flower
5Proto-Indo-Europeanbʰel-to sound; to speak, roar, bark; shiny, white; to...
6Proto-Indo-Europeanbʰōl-

via French foulis

StepLanguageWordMeaning
1Frenchfoulis

Words derived from “FOIL

Every word from Proto-Indo-European bʰōl-