Foil Definition
A particular algorithm for multiplying two binomials.
Origin of Foil
-
From Middle English foilen (“spoil a scent trail by crossing it”), from Old French fouler (“tread on, trample”), ultimately from Latin fullo (“clothes cleaner, fuller”).
From Wiktionary
-
Middle English from Old French foille from Latin folia pl. of folium leaf bhel-3 in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
-
From Old French fueille (“plant leaf”), from Latin folia, the plural of folium, mistaken as a singular feminine.
From Wiktionary
-
Middle English foilen to trample, defile variant of filen to defile file3
From American Heritage Dictionary of the English Language, 5th Edition
-
Acronym of first outer inner last or similar.
From Wiktionary
From mnemonic acronym FOIL (“First Outside Inside Last”).
From Wiktionary
-
From French foulis.
From Wiktionary
Origin unknown
From American Heritage Dictionary of the English Language, 5th Edition
-
See file.
From Wiktionary
Find Similar Words
Find similar words to foil using the buttons below.