Where does “ratiometer” come from?

ratiometer (English) comes from English ratio, from Latin ratiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis-, from Latin calceus — small stone, pebble; gravel, rubble.

ratiometer (English): A measurement device used in ohmmeters, having...

Definitions

  1. A measurement device used in ohmmeters, having...

Ancestry of “ratiometer”, step by step

ratiometer traces back through two separate lines of ancestry.

via English ratio

StepLanguageWordMeaning
1EnglishratioA number representing a comparison between two...
2Latinratiōreason, reasoning, explanation, ground, motive, rationality, rationale, purpose
3Latin-tiōtion, -ation, -ing
4Latindissertātiō(spoken) dissertation, discourse, disquisition
5Latindissertusarranged, disposed; explained
6Latindissereresecond-person singular future passive indicative...
7Latindis-asunder, apart, in two; reversal, removal;...
8Latincalceusshoe
9Latincalxlimestone; chalk; the finish line
10Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

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...
Every word from Ancient Greek χάλιξ
ratiometer — Etymology, Origin & Word History | Etymology Explorer