A small circular area, in particular the ring of pigmented skin surrounding a nipple.
- ‘They are encircled by a pigmented ring called the areola, and surrounded by nerve endings and blood vessels.’
- ‘Most of the breast tissue in a man is concentrated in the area immediately behind the nipple and areola.’
- ‘As reported in The Journal of Family Practice, a patient complained of itching that had lasted for about six months in and near an areola, but a clinical examination turned up no skin changes or other reason for the itching.’
- ‘Microscopically, variably sized cystic spaces were observed near the nipple, just adjacent to the mammary duct expanding beneath the areola.’
- ‘The areola contains softer and darker skin tissue which surrounds the nipple and which also contains smooth muscle fibers.’
- 1.1Biology Any of the small spaces between lines or cracks on a leaf or an insect's wing.
- ‘On the valve surface the areolae are grouped together in fascicles bordered by distinct radial lines.’
- ‘The areolae on the valve are usually too small to be distinguishable with the light microscope.’
- ‘The cell surface is ornamented with pores or areolae with poroid centers, sometimes in species-specific patterns.’
- ‘Cambarus spp. in the Northeast have no lateral spines on their rostra and the Procambarus spp. in the area have a narrow or obliterated areola.’
- 1.2Medicine A reddened patch around a spot or papule.
Mid 17th century (in the sense ‘small space or interstice’): from Latin, literally ‘small open space’, diminutive of area (see area).
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