sparge
Concise Oxford English Dictionary © 2008 Oxford University Press:
sparge /spɑːdʒ/ chiefly technical
▶verb (chiefly in brewing) moisten by sprinkling with water. ▶noun the action of sparging.
■ a spray of hot water, especially sprinkled over malt during brewing.
– derivatives
sparger noun.
sparger noun.
– origin C16: appar. from L. spargere ‘to sprinkle’.
'sparge' also found in these Oxford entries:

