are'ola

PL areolae. 1. A zone of hyperemia or pigmentation, e. g., the circular blush surrounding a vaccinal lesion, the pigmented disk surrounding the nipple. 2. A space between adjacent con- ARGENT AT I ON stituents of organs or ti ues, especially between the bundles and laminae of areolar ti ue, a. of the breast, a. of the nipple. A circular area, usually from an inch to an inch and a half in diameter, surrounding the nipple; of a pink color.(varying somewhat with the complexion) in healthy women who are not pregnant; provided with from ten to twenty visible sebaceous follicles. During pregnancy, and sometimes in consequence of uterine disease, it becomes darker in color, occasionally almost black, and somewhat raised above the surrounding skin, and the follicles are enlarged and moisten its surface with their secretion. See secondary areolae, primary areolae. Syn.: primary marrow cavities, small medullary spaces. The cell spaces in the calcifying matrix of an o ifying cartilage, which are still occupied by the cartilage cells, either singly or in groups, secondary a. The spotted peripheral portion of the a. of the breast, or a spotted appearance around it, sometimes formed during the latter part of pregnancy, secondary areolae. The comparatively large spaces in an o ifying cartilage, which result from the absorption of the partitions between the primary areolae, the spaces between the two becoming filled at the same time with embryonic marrow, true a. The central portion of the a. of the breast, containing a great number of sebaceous glands, vaccinal a. A ring-shaped redne of the skin which forms around a vaccinal pock, usually on the eighth or ninth day, and fades from the center toward the border. [Dim. of Lat., area, an open place.]