Where does “parallelism” come from?

Parallelism comes from English parallel combined with the suffix -ισμός from Ancient Greek παρά, meaning beside or alongside, traced to Proto-Indo-European per-.

parallelism (English): The state or condition of being parallel;...

Definitions

  1. The state or condition of being parallel;...

Ancestry of “parallelism”, step by step

parallelism traces back through two separate lines of ancestry.

via English parallel

StepLanguageWordMeaning
1EnglishparallelEqually distant from one another at all points;...
2Middle Frenchparallèle
3Latinparallēlusparallel
4Ancient Greekπαράλληλοςbeside one another, side-by-side; parallel to or...
5Ancient Greekἀλλήλωνreferring back to a plural subject, and...
6Ancient Greekἄλλοςother, another, different, else; in combination...
7Ancient GreekκρίνωTo separate, divide, part, distinguish between...
8Proto-Hellenickríňňō
9Proto-Indo-Europeankrinyéti
10Proto-Indo-Europeankrey-to sift, separate, divide

via Latin parallelismus

StepLanguageWordMeaning
1Latinparallelismusparallelism

Words derived from “parallelism

Every word from Proto-Indo-European krey-Every word from Proto-Indo-European krinyétiEvery word from Proto-Hellenic kríňňō