Where does “commutate” come from?

commutate (English) comes from English commutation, from French commutation, from Latin commutatio, from Latin commūtō, from Latin cōn-, from Latin cum, from Old Latin com, from Proto-Italic kom — to bend; curve; arch; vault; to bow, bend, arch,...

commutate (English): To reverse the direction of; To convert from...

Definitions

  1. To reverse the direction of; To convert from...

Ancestry of “commutate”, step by step

StepLanguageWordMeaning
1EnglishcommutationA passing from one state to another; change;...
2Frenchcommutationcommutation
3Latincommutatiochange, alteration, reversal; upheaval; exchange
4Latincommūtōto change or alter entirely; modify, correct, reform, transform
5Latincōn-Used in compounds to indicate a being or bringing together of several objects
6Latincumwith, along with; at; -fold
7Old LatincomAlternative form of cum
8Proto-Italickomwith, along, at
9Proto-Indo-Europeanḱómbeside, near, by, with
10Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
11Middle Englishkyt
12Germankittputty certain kinds of cement used for fixing e.g. window panes
13Old High Germankuti
14Proto-West Germanickwidugum, resin
15Proto-Germanickweduzresin
16Proto-Indo-Europeangʷet-resin, gum; to say, speak
17Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...
Every word from Proto-Indo-European gū-