What is another word for diaeresis?
Pronunciation: [dˌa͡ɪəɹəɹˈiːsɪs] (IPA) 
A diaeresis is a set of two dots that are placed above a vowel to indicate that the vowel is to be pronounced separately from the previous vowel or consonant. There are several synonyms for the word diaeresis, including umlaut, trema, dieresis, and trema. The term umlaut is commonly used in German, while trema is often used in French. In English, diaeresis and dieresis are both used to refer to the two dots above a vowel. Regardless of the word choice, the function of these symbols remains the same: to indicate when two vowels should be pronounced separately within the same word.
