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An optical phenomenon which creates a bright spot around the shadow of the viewer's head, when the surface on which the shadow falls has special optical characteristics (as with dewy grass).
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A place notable for a high level of activity or danger.
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A part of an application that consumes a significant amount of execution time.
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Part of a control that responds dynamically as the user moves the pointer over it, as for example in an image map.
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A location in which WiFi Internet access is available.
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The region of a gene in which there is higher than normal rate of mutation.
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The surface manifestation of a plume that rises from deep in the celestial body's mantle.