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Medical Definition of Odontoptosis
1. Downward movement of an upper tooth due to the loss of its lower antagonist(s). See: supereruption. Origin: odonto-+ G. Ptosis, a falling (05 Mar 2000)
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1. Downward movement of an upper tooth due to the loss of its lower antagonist(s). See: supereruption. Origin: odonto-+ G. Ptosis, a falling (05 Mar 2000)