sparger

词干

后缀

-er: (added to verbs) A person or thing that does an action indicated by the root verb; used to form an agent noun. · (added to verbs, informal) A person or thing to which the root verb is done or can be done satisfactorily.

From sparge +‎ -er or equivalent. Compare French asperger (“to sprinkle”), Latin aspergere, spargere.

1A vessel with a perforated cover for sprinkling a liquid, especially in brewing.
2(chemistry) A device for sparging, or introducing bubbles.