Where does “piloerection” come from?

piloerection (English) comes from English erection, from Latin ērectiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis-, from Latin calceus — small stone, pebble; gravel, rubble.

piloerection (English): The erection of hairs or papillae; goose bumps;...

Definitions

  1. The erection of hairs or papillae; goose bumps;...

Ancestry of “piloerection”, step by step

StepLanguageWordMeaning
1EnglisherectionThe act of building or putting up or together of...
2Latinērectiōerection (process)
3Latin-tiōtion, -ation, -ing
4Latindissertātiō(spoken) dissertation, discourse, disquisition
5Latindissertusarranged, disposed; explained
6Latindissereresecond-person singular future passive indicative...
7Latindis-asunder, apart, in two; reversal, removal;...
8Latincalceusshoe
9Latincalxlimestone; chalk; the finish line
10Ancient Greekχάλιξsmall stone, pebble; gravel, rubble
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-
piloerection — Etymology, Origin & Word History | Etymology Explorer