Kolben
/ˈkɒl.bən/noun
A piston, especially in a mechanical engine or pump.
Did you know?In German, Kolben can also describe club-shaped plant structures, showing how the word’s original shape-based meaning survived across weapons, machinery, and botany.
Etymological Timeline
Proto-Germanic
PGmc
*kulbō
“A club or cudgel; a reconstructed Germanic term for a thick, rounded object.”
Old High German
OHG
kolbo
“A club, cudgel, or club-shaped object.”
Middle High German
MHG
kolbe
“A club or rounded striking weapon.”
Early Modern German
German
Kolben
“A club-shaped object; later, a piston because of its thick, cylindrical form.”
Modern English
English
kolben
“A technical loanword meaning piston, especially in engineering or mechanical contexts.”