Where does “hyperrational” come from?

hyperrational (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.

hyperrational (English): Extremely rational

Definitions

  1. Extremely rational

Ancestry of “hyperrational”, step by step

hyperrational 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 hyper

StepLanguageWordMeaning
1Englishhyperhyperactive; energetic; overly diligent;...
Every word from Ancient Greek χάλιξ