Where does “bilinear” come from?

Bilinear comes from English linear combined with the Latin prefix bi- (from bis, meaning twice), ultimately deriving from Proto-Indo-European dwóh₁ for two and līnom for flax or thread.

bilinear (English): Linear in each variable; Of or pertaining to a...

Definitions

  1. Linear in each variable; Of or pertaining to a...

Ancestry of “bilinear”, step by step

StepLanguageWordMeaning
1EnglishlinearHaving the form of a line; straight or roughly...
2Latinlinearisconsisting of lines, linear, lineal;...
3LatinlīneaA linen thread
4Latinlīnumflax
5Proto-Italiclīnom—
6Proto-Indo-Europeanlīnomflax

Words derived from “bilinear”

Every word from Proto-Indo-European līnom →Every word from Proto-Italic līnom →Every word from Latin līnum →