1 : a lyric composition; specifically : a lyric poem. 2 : the words of a song âoften used in plural.
1 Lactose intolerance is caused by a deficiency of the intestinal enzyme lactase that splits lactose into two smaller sugars, glucose and galactose, and allows lactose to be absorbed from the intestine.  The primary symptoms of lactose intolerance are diarrhea, flatulence (passing gas), and abdominal pain. Abdominal bloating, abdominal distention, and nausea also may occur.
Lactose Intolerance Symptoms & Treatment. Lactose is a sugar found in milk and milk products. Lactose intolerance occurs when the small intestine does not produce enough of the lactase enzyme, which breaks down lactose into two simpler sugars that the body then absorbs into the bloodstream.