There are different types, or classes, of drugs that work in different ways to lower blood glucose (blood sugar) levels: 1  Sulfonylureas. 2  Biguanides. 3  Meglitinides. Thiazolidinediones.  DPP-4 1  inhibitors. SGLT2 Inhibitors.  Alpha-glucosidase 1  inhibitors. Bile Acid Sequestrants.
Princeton's WordNet (0.00 / 0 votes) Rate this definition: areola (noun). small space in a tissue or body part such as the area between veins on a leaf or an insect's wing. areola, ring of color (noun).
areola. 1. a narrow zone surrounding a central area, e.g., the darkened area surrounding the nipple of the mammary gland. 2. any minute space or interstice in a tissue. Chaussier's areola the indurated area encircling a malignant pustule. , pl. (Ä-rÄ'Å-lÄ, -lÄ), Avoid the mispronunciation areo'la.