Where does “DC” come from?

DC (Chinese) comes from English discord, from Middle English descorde, from Old French descort, from Latin Discordia, from Latin discors, from Latin dis-, from Latin calceus, from Latin calx — small stone, pebble; gravel, rubble.

Ancestry of “DC”, step by step

StepLanguageWordMeaning
1EnglishdiscordLack of concord, agreement or harmony; Tension or...
2Middle Englishdescorde
3Old Frenchdescortdisagreement; discord
4LatinDiscordiadisagreement, dissension, variance, discord
5Latindiscorsdiscordant; inharmonious; different
6Latindis-asunder, apart, in two; reversal, removal;...
7Latincalceusshoe
8Latincalxlimestone; chalk; the finish line
9Ancient Greekχάλιξsmall stone, pebble; gravel, rubble
Every word from Ancient Greek χάλιξ