Where does “ultrarational” come from?

ultrarational (English) comes from English rational, from French rationalité, from French rationnel, from Latin rationalis, from Latin ratiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus — small stone, pebble; gravel, rubble.

ultrarational (English): Extremely rational

Definitions

  1. Extremely rational

Ancestry of “ultrarational”, step by step

ultrarational traces back through two separate lines of ancestry.

via English rational

StepLanguageWordMeaning
1EnglishrationalCapable of reasoning; Logically sound; not...
2Frenchrationalitérationality
3Frenchrationnelrational
4Latinrationalisaccounts; rational, reasonable, of or possessing...
5Latinratiōreason, reasoning, explanation, ground, motive, rationality, rationale, purpose
6Latin-tiōtion, -ation, -ing
7Latindissertātiō(spoken) dissertation, discourse, disquisition
8Latindissertusarranged, disposed; explained
9Latindissereresecond-person singular future passive indicative...
10Latindis-asunder, apart, in two; reversal, removal;...
11Latincalceusshoe
12Latincalxlimestone; chalk; the finish line
13Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English ultra

StepLanguageWordMeaning
1EnglishultraExtreme; far beyond the norm; fanatical;...
2Latinultrābeyond
3Latin-ter-ly
4Proto-Indo-European-terosContrastive or oppositional adjectival suffix
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-