1. 
   odontoptosis
   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) ...
   Found op http://www.mondofacto.com/facts/dictionary?odontoptosis
   
   
2. 
   odontoptosis
   Type: Term Pronunciation: ō′don-top-tō′sis, -tō-tō′sis Definitions: 1. Downward movement of an upper tooth due to the loss of its lower antagonist(s).
   Found op http://www.medilexicon.com/medicaldictionary.php?t=62265
   
   

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