sparge noun. [spɑ:dʒ] E19.
[from the verb.]
1. The action of sprinkling or splashing; a splash or dash. E19.

2. Brewing. A spray of hot water sprinkled over the malt. E19.

Comb.:
sparge arm Brewing a (usu. rotating) sparge pipe used to sprinkle hot water over the malt; sparge pipe a horizontal perforated pipe used to sprinkle or spray water etc.; esp. one used to flush a urinal.

[TahlilGaran] English Dictionary ▲

sparge verb trans. [spɑ:dʒ] Also (earlier) sparget. LME.
[In sense 1 from PARGET, prob. infl. by Old French espargier sprinkle; in senses 2, 3 prob. from Latin spargere sprinkle.]
1. Plaster; roughcast. LME.

2. Splash or sprinkle (water etc.) about. L16.

3. Bespatter, besprinkle. L18.

4. Brewing. Sprinkle (malt) with hot water. E19.
b. Aerate (a liquid) with air. L20.

■ sparger noun an appliance for sprinkling water etc. (esp. in brewing) or for aerating a liquid with air M19.

[TahlilGaran] English Dictionary ▲