Where does “penstock” come from?

penstock (English) comes from English pen, from English penetration, from Middle English penetracioun, from Old French penetracïon, from Latin penetrātiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus — small stone, pebble; gravel, rubble.

penstock (English): A sluice or pipe which allows the controlled flow...

Definitions

  1. A sluice or pipe which allows the controlled flow...

Ancestry of “penstock”, step by step

penstock traces back through two separate lines of ancestry.

via English pen

StepLanguageWordMeaning
1EnglishpenAn enclosure used to contain domesticated...
2EnglishpenetrationThe act of penetrating something; Specifically,...
3Middle Englishpenetracioun
4Old Frenchpenetracïonpenetration (act, instance of penetrating)
5Latinpenetrātiōpiercing, penetration
6Latin-tiōtion, -ation, -ing
7Latindissertātiō(spoken) dissertation, discourse, disquisition
8Latindissertusarranged, disposed; explained
9Latindissereresecond-person singular future passive indicative...
10Latindis-asunder, apart, in two; reversal, removal;...
11Latincalceusshoe
12Latincalxlimestone; chalk; the finish line
13Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English stock

StepLanguageWordMeaning
1EnglishstockA store or supply; The capital raised by a...
2Italianstoccatahit with a sword, especially a tuck; thrust,...
3Italianstoccareto stock; to strike or thrust with a tuck or...
4Italianstoccotuck; A rapier, a sword; corn plant after cobs...
5Middle Dutchstōken
6Old Dutchstokon
7Proto-Germanicstukōnąto push, to thrust
8Proto-Indo-European(s)tewg-to push, to hit
9Proto-Indo-European(s)tew-to push, to hit
Every word from Ancient Greek χάλιξ