| supernumerary placenta | A succenturiate or accessory placenta. (12 Dec 1998) |
|---|---|
| supernumerary teeth | <dentistry> Some people have extra teeth. These are called supernumerary teeth. (08 Jan 1998) |
| tooth, supernumerary | An extra tooth, erupted or unerupted, resembling or unlike the other teeth in the group to which it belongs. Its presence may cause malposition of adjacent teeth or prevent their eruption. (12 Dec 1998) |