Where does “intersectionality” come from?

Intersectionality derives from English intersection, which combines English section with English aldehyde, ultimately tracing to Latin volvere meaning "to turn" and Latin suffixes -tio and -itas forming abstract nouns.

intersectionality (English): The quality or state of being intersectional,...

Definitions

  1. The quality or state of being intersectional,...

Ancestry of “intersectionality”, step by step

intersectionality traces back through two separate lines of ancestry.

via English intersectional

StepLanguageWordMeaning
1EnglishintersectionalOf or pertaining to an intersection, "especially"...
2EnglishsectionalRelating to a section; Separating into sections;...
3EnglishsectionA cutting; a part cut out from the rest of...
4Middle Englishseccioun—
5Old Frenchsection—
6Latinsectiocutting off or up; mowing; surgery
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 ity

StepLanguageWordMeaning
1Englishity—
2Ingrian-uUsed to form nouns from verbs
Every word from Ancient Greek χάλιξ →Every word from Latin -tiō →Every word from Latin dis- →