overdot

From over- +‎ dot.

overdot (plural overdots)

1. A dot placed above a letter, as a diacritical mark.

   a with overdot = ȧ

• underdot

• dot

overdot (third-person singular simple present overdots, present participle overdotting, simple past and past participle overdotted)

1. (transitive) To place a dot over.

   to overdot a musical note

• devotor