Where does “autocovariation” come from?

autocovariation (English) comes from English covariation, from English co-, from Latin co-, from Latin cōn-, from Latin cum, from Old Latin com, from Proto-Italic kom, from Proto-Indo-European ḱóm — to bend; curve; arch; vault; to bow, bend, arch,...

Ancestry of “autocovariation”, step by step

autocovariation traces back through two separate lines of ancestry.

via English covariation

StepLanguageWordMeaning
1Englishcovariationcovariance
2Englishco-together; mutually; jointly; partner or...
3Latinco-allomorph of con-
4Latincōn-Used in compounds to indicate a being or bringing together of several objects
5Latincumwith, along with; at; -fold
6Old LatincomAlternative form of cum
7Proto-Italickomwith, along, at
8Proto-Indo-Europeanḱómbeside, near, by, with
9Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
10Middle Englishkyt
11Germankittputty certain kinds of cement used for fixing e.g. window panes
12Old High Germankuti
13Proto-West Germanickwidugum, resin
14Proto-Germanickweduzresin
15Proto-Indo-Europeangʷet-resin, gum; to say, speak
16Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...

via English auto

StepLanguageWordMeaning
1EnglishautoClipping of automatic; An automobile; A setting...
2EnglishautomaticCapable of operating without external control or...
3Frenchautomatiqueautomatic
4Frenchautomateautomaton
5Ancient Greekαὐτόματονaccident, mere chance
6Ancient Greekαὐτόματοςself-willed, unbidden; self-moving,...
7Ancient Greekμέμααto wish eagerly, strive, yearn, desire
8Ancient Greekμέμοναto be minded or inclined; to be eager; to hasten
9Proto-Indo-Europeanmemóneto think, to be mindful; to remember
10Proto-Indo-Europeanmen-to think, mind; spiritual activity; to stay,...
Every word from Proto-Indo-European gū-
autocovariation — Etymology, Origin & Word History | Etymology Explorer