Définitions
1.NounThe circular, darkly pigmented area surrounding a nipple; the areola mammae.
2.NounAny small circular area that is different from its immediate environment, such as the colored ring around the pupil of the eye (iris) or an inflamed region surrounding a pimple.
3.NounAny of the small spaces throughout areolar connective tissue.
4.NounAny of the small spaces between fibres of the tissues of certain lichens.
5.NounSmall patches, bearing the spines and glochids characteristic of the stems of cacti.