malt 
(môlt)
n.1. Grain, usually barley, that has been allowed to sprout, used chiefly in brewing and distilling.
2. An alcoholic beverage, such as beer or ale, brewed from malt.
3. See malted milk.
v. malt·ed, malt·ing, malts
v.tr.1. To process (grain) into malt.
2. To treat or mix with malt or a malt extract.
[Middle English, from Old English mealt; see mel-1 in the Appendix of Indo-European roots.]
malty adj.