areola

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  • noun

Synonyms for areola

small space in a tissue or body part such as the area between veins on a leaf or an insect's wing

Related Words

small circular area such as that around the human nipple or an inflamed area around a pimple or insect bite

References in periodicals archive ?
KEY TO THE NORTH AMERICAN HAIRWORM SPECIES A Cuticle smooth, lacking areoles or B with flat, smooth areoles; male tail bilobed (as in Figs.
Nebraska records are near the northern edge of the range for this southern species that consists of closely aggregated, squamulose to lobate areoles.
Cacti, by the way, are distinguished from other succulents by having areoles.
Cactuses - which have spines or thorns growing out of regularly spaced areoles - can be barrel-shaped, tall and branching, or irregularly shaped and close to the ground.
Serpocaulon is defined as having commonly anastomosing veins, chevron-shaped areoles, 1-10 series of areoles between the costa and pinnae margin, excurrent veinlets in the areoles, as well as a generally long-creeping, branched rhizome, with peltate, clathrate rhizome scales (at least in the central or basal portion).
Pronotum with large, distinct, bulbous hood, cleft posteriorly to receive anterior portion of a compressed elevation formed by two greatly enlarged hemispherical lateral carinae; areoles of hemelytra very large, rectangular, and vitreous Galeatus Curtis
The smallest areas outlined by veins, referred to as areoles, may be described in terms of shape, size, orientation and presence or absence of freely ending veinlets.
Thallus sorediate, consisting of rounded areoles which break down into a leprose crust Candelariella reflexa 1.
Apex of sterile leaf blades ending abruptly in a small slender point; veins of sterile leaf blades forming smaller secondary areoles ("circles") within larger primary areoles; fresh plants malodorous; plants of limestone outcroppings.
Veins raised abaxially, immersed adaxially, main lateral veins 4-6 mm apart, with two or three rows of areoles between two adjacent lateral veins, with one or two included veinlets in each areole.
well-developed, oriented, polygonal areoles, 3-5-sided.
Diplaziopsis and Homalosorus differ from Diplazium by lamina simple to once-pinnate, veins anastomosing with numerous areoles (but not goniopteroid), rachis groove V-shaped, rhizome and roots not black and sclerified (Price, 1990).