| tooth discoloration | Any change in the hue, colour, or translucency of a tooth due to any cause. Restorative filling materials, drugs (both topical and systemic), pulpal necrosis, or haemorrhage may be responsible. (12 Dec 1998) |
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| discoloration | the act of changing the natural color of something by making it duller or dingier or unnatural or faded |
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| discoloration | a soiled or discolored appearance |
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