Where does “expositional” come from?

expositional (English) comes from English exposition, from Middle English exposicioun, from Old French esposicion, from Latin expositio, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere — small stone, pebble; gravel, rubble.

expositional (English): Explained in clear terms, as in writing; Declared...

Definitions

  1. Explained in clear terms, as in writing; Declared...

Ancestry of “expositional”, step by step

StepLanguageWordMeaning
1EnglishexpositionThe action of exposing something to something,...
2Middle EnglishexposiciounThe action of describing in writing; exposition...
3Old Frenchesposicion
4Latinexpositioexposition, exhibition; narration; definition,...
5Latin-tiōtion, -ation, -ing
6Latindissertātiō(spoken) dissertation, discourse, disquisition
7Latindissertusarranged, disposed; explained
8Latindissereresecond-person singular future passive indicative...
9Latindis-asunder, apart, in two; reversal, removal;...
10Latincalceusshoe
11Latincalxlimestone; chalk; the finish line
12Ancient Greekχάλιξsmall stone, pebble; gravel, rubble
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-