Where does “oleometer” come from?

oleometer (English) comes from English meter, from French mètre, from Latin metrum, from Ancient Greek μέτρον, from Ancient Greek -τρον, from Proto-Hellenic -tron, from Proto-Indo-European -trom, from Proto-Indo-European -tḗr — Derives agent nouns from verbs, denoting someone...

oleometer (English): An instrument for determining the weight and...

Definitions

  1. An instrument for determining the weight and...

Ancestry of “oleometer”, step by step

oleometer traces back through two separate lines of ancestry.

via English meter

StepLanguageWordMeaning
1EnglishmeterA device that measures things; A parking meter or...
2Frenchmètremetre/meter; first-person singular present...
3Latinmetruma measure
4Ancient Greekμέτρονsomething used to measure: measure, rule, weight;...
5Ancient Greek-τρονForms instrument nouns
6Proto-Hellenic-tronForms instrument nouns from verb stems
7Proto-Indo-European-tromForms nouns denoting a tool or instrument
8Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

via English oleo

StepLanguageWordMeaning
1EnglisholeoThe various fats and oils that go into the making...
2Latinoleumolive oil; the palaestra
3Ancient Greekἔλαιονolive oil, commonly used as an anointing oil; any...
4Ancient Greekἐλαίαolive tree; olive; naevus
5Proto-Hellenicelaíwā
6Proto-Indo-Europeanloiwom
Every word from Proto-Indo-European -tḗr