Definition of "trema" []

• A diacritic consisting of two dots ( ¨ ) placed over a letter, used among other things to indicate umlaut or diaeresis. (noun)

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• "I always need something like a "smaller than" symbol or a "trema" symbol (double dot), so I alternate."
• "For example, when you are in babel's dutch language mode you can write twee "en in which" is a trema, which is not equivalent to twee\ "en, which is then (actually always) specifically an umlaut."
• "Probably because of that strange little trema (a French kind of umlaut or diaeresis) over the "e"."