ale firkin
noun
A small cask for ale, typically of a quarter of the capacity of an ale barrel, (now) approx. 40.9 litres.
Origin
Late 17th century.
- protometabolism
- protomoon
- protomorph
- protomorphic
- proto-music
- protomê
- proton
- proton accelerator
- proton-accepting
- proton acceptor
- protonate
- protonation
- proton-donating
- proton donator
- proton donor
- protonema
- protonemal
- protonematal
- protoneolithic
- protonephridial
- protonephridium
- protonephron
- protonephros
- proton gradiometer
- protonic