Where does “coefficient” come from?

Coefficient comes from French coefficient, derived from Medieval Latin coefficiens, meaning "working together," from co- plus efficiens, the present participle of efficere meaning "to accomplish."

coefficient (English): cooperating; A constant by which an algebraic...

Definitions

  1. cooperating; A constant by which an algebraic...

Ancestry of “coefficient”, step by step

StepLanguageWordMeaning
1Frenchcoefficientcoefficient
2Frenchefficientefficient; effective
3Latinefficiensproducing, and related senses of the action;...
4Latinefficiōto make out or work out; effect, execute, complete, accomplish, make, form, compose
5LatinexA name of the letter "X"; out of, from
6Latincommūnicōto impart, share
7Latincommūniscommon, commonplace, ordinary, general, universal, shared, shared alike, of both sides, belonging to two or more together
8Old Latincom(m)oinis
9Proto-Italickommoiniscommon
10Proto-Indo-Europeanḱom-moy-ni-held in common
11Proto-Indo-Europeanḱómbeside, near, by, with
12Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
13Middle Englishkyt
14Germankittputty certain kinds of cement used for fixing e.g. window panes
15Old High Germankuti
16Proto-West Germanickwidugum, resin
17Proto-Germanickweduzresin
18Proto-Indo-Europeangʷet-resin, gum; to say, speak
19Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...

Words derived from “coefficient

Every word from Proto-Indo-European gū-
coefficient — Etymology, Origin & Word History | Etymology Explorer