corona wire

(architecture) The overhanging vertical member of a cornice.
(astronomy) solar corona
(botany) An appendage or series of fused appendages between the corolla and stamens of some flowers. The region where stem and root of a seed plant merge. Also known as crown.
(electricity) corona discharge
(geology) A mineral zone that is usually radial about another mineral or at the area between two minerals. Also known as kelyphite.
(invertebrate zoology) The anterior ring of cilia in rotifers. A sea urchin test. The calyx and arms of a crinoid.
(metallurgy) An area sometimes surrounding the nugget at the faying surfaces of a spot weld which provides a degree of bond strength.
(meteorology) A set of one or more prismatically colored rings of small radii, concentrically surrounding the disk of the sun, moon, or other luminary when veiled by a thin cloud; due to diffraction by numerous waterdrops.
(mineralogy) An annular zone of minerals that is disposed either around another mineral or at the contact between two minerals.

A charged wire in a laser printer that draws the toner off the drum onto the paper. It must be cleaned when the toner cartridge is replaced.

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