mesiodens

A supernumerary malformed, peg-like tooth occurring between the maxillary central incisors.

Japanese Meaning

上顎中央切歯の間に現れる、余分で奇形を伴うペグ状の歯

The dentist explained that the mesiodens was preventing the central incisors from erupting properly.

歯科医は、上顎中切歯間にできる余分なペグ状の歯が前歯の正常な萌出を妨げていると説明した。

Sense（1）

A supernumerary malformed, peg-like tooth occurring between the maxillary central incisors.