overhang

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o·ver·hang

(ō'vĕr-hang),
1. An excess of dental filling material beyond the cavity margin or normal tooth contour.
2. The unpaired end portion of one strand of a double-stranded nucleic acid chain.

overhang

[-hang]
Etymology: AS, ofer + hangian, to hang
an excess of dental filling material that projects beyond the margin of a tooth cavity preparation. It can trigger gingivitis or periodontitis by providing a harbor for bacteria.

o·ver·hang

(ō'vĕr-hang)
1. Excess of dental filling material beyond the cavity margin or normal tooth contour.
2. Unpaired end portion of one strand of a double-stranded nucleic acid chain.

o·ver·hang

(ō'vĕr-hang-ing)
Excess of dental filling material beyond cavity margin or normal tooth contour.

overhang,

n an excess filling material projecting beyond cavity margins.