# trema

> English word · Noun · IPA /ˈtɹiː.mə/

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

## Etymology
From Ancient Greek τρῆμα (trêma, “hole”), from τετραίνω (tetraínō, “perforate”), used for the dots on dice, via Dutch trema and French tréma.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/trema