Dieresis

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Alternative spelling of diaeresis. US, alt-of, alternative, countable, uncountable
  2. 2
    a diacritical mark (two dots) placed over a vowel to indicate that it does not form a diphthong with an adjacent vowel wordnet

Example

More examples

"The New Yorker attempts to reïnstate the English dieresis in words like "coöperation," "zoölogical," and "reëntry"—an odd thing to reinstate in this day and age, and hardly in cooperation with most zoology."

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.