Where does “rootfinder” come from?

rootfinder (English) comes from English root, from Middle English rote, from Old French rote, from Latin rupta, from Latin ruptus, from Latin rumpō, from Proto-Indo-European Hrunépti, from Proto-Indo-European Hrewp- — to tear out, dig out, open, acquire.

rootfinder (English): An algorithm for finding root of an equation

Definitions

  1. An algorithm for finding root of an equation

Ancestry of “rootfinder”, step by step

rootfinder traces back through two separate lines of ancestry.

via English root

StepLanguageWordMeaning
1EnglishrootThe part of a plant, generally underground, that...
2Middle EnglishroteThe root; The foundation or base of a...
3Old Frenchroteroute, path
4Latinruptanominative feminine singular of ruptus;...
5Latinruptusbroken; ruptured, burst
6Latinrumpōto break, burst, tear, rend, rupture; break asunder, force open
7Proto-Indo-EuropeanHrunéptito be breaking
8Proto-Indo-EuropeanHrewp-to break, tear
9Proto-Indo-EuropeanHrew-to tear out, dig out, open, acquire

via English finder

StepLanguageWordMeaning
1EnglishfinderOne who finds or discovers something; An optical...
2GermanFinderfinder
3German-erForms agent nouns etc. from verbs, suffixed to...
4Old High German-āriused to form agent nouns
5Proto-West Germanic-ārī-er
6Proto-Germanic-ārijaz-er
7Latin-āriuser
8Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)
Every word from Proto-Indo-European Hrew-