lithium carbonate: a white powder (LiCO3) used in manufacturing glass and ceramics and as a drug; the drug (trade names Lithane or Lithonate or Eskalith) is used to treat some forms of depression and manic episodes of manic-depressive disorder
matter: that which has mass and occupies space
malabsorption syndrome: a pattern of symptoms including loss of appetite and bloating and weight loss and muscle pain and steatorrhea; associated with celiac disease and sprue and cystic fibrosis