Where does “rationalisticism” come from?

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

rationalisticism (English): specious reasoning that pretends to be rational

Definitions

  1. specious reasoning that pretends to be rational

Ancestry of “rationalisticism”, step by step

rationalisticism traces back through two separate lines of ancestry.

via English rationalistic

StepLanguageWordMeaning
1EnglishrationalisticOf or relating to rationalism
2EnglishrationalCapable of reasoning; Logically sound; not...
3Frenchrationalitérationality
4Frenchrationnelrational
5Latinrationalisaccounts; rational, reasonable, of or possessing...
6Latinratiōreason, reasoning, explanation, ground, motive, rationality, rationale, purpose
7Latin-tiōtion, -ation, -ing
8Latindissertātiō(spoken) dissertation, discourse, disquisition
9Latindissertusarranged, disposed; explained
10Latindissereresecond-person singular future passive indicative...
11Latindis-asunder, apart, in two; reversal, removal;...
12Latincalceusshoe
13Latincalxlimestone; chalk; the finish line
14Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English ism

StepLanguageWordMeaning
1EnglishismAn ideology, system of thought, or practice that...
2English-ismUsed to form nouns of action or process or result...
3Latin-ismus-ism
4Ancient Greek-ισμόςForms abstract nouns
5Ancient Greek-μόςForms abstract nouns
6Proto-Indo-European-mósCreates action/result nouns from verb stems
Every word from Ancient Greek χάλιξ