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or di·aer·e·sis (dī-ĕr′ĭ-sĭs)
n. pl. di·er·e·ses (-sēz′) or di·aer·e·ses
1. Linguistics
a. A mark ( ¨ ) placed over the second of two adjacent vowels to indicate that they are to be pronounced as separate sounds rather than a diphthong, as in naïve.
b. A mark ( ¨ ) placed over a vowel, such as the final vowel in Brontë, to indicate that the vowel is not silent.
2. A break or pause in a line of verse that occurs when the end of a word and the end of a metrical foot coincide.

[Late Latin diaeresis, from Greek diairesis, from diairein, to divide : dia-, apart; see dia- + hairein, to take.]


n, pl -ses (-ˌsiːz)
1. (Phonetics & Phonology) a variant spelling of diaeresis
2. (Poetry) a variant spelling of diaeresis
dieretic adj


or di•aer•e•sis

(daɪˈɛr ə sɪs)

n., pl. -ses (-ˌsiz)
1. a sign (¨) placed over the second of two adjacent vowels to indicate that it is to be pronounced separately, as in the spellings naïve and coöperate.
2. the division made in a line or verse by coincidence of the end of a foot and the end of a word.
[1605–15; < Latin diaeresis < Greek diaíresis literally, distinction, division =diaire-, s. of diaireîn to divide (di- di-3 + haireîn to take) + -sis -sis]
di`e•ret′ic (-əˈrɛt ɪk) adj.


A punctuation mark (¨) placed over a vowel to show that it is pronounced (as in Brontë) or is pronounced separately (as in naïve).
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.dieresis - a diacritical mark (two dots) placed over a vowel in German to indicate a change in sound
diacritic, diacritical mark - a mark added to a letter to indicate a special pronunciation
References in periodicals archive ?
Immersion during resting induced diereses with an increase in urine flow after immersion, which has been observed by Nakamitsu et al.
Autrement le texte de Lachet est identique a celui de Perrier, puisque les deux editeurs suivent le meme manuscrit de base, excepte seulement les diereses chez Lachet aux v.
One small illumination I derived from the volume's policy of printing diereses wherever required to indicate when the letter "e" signals a stressed, iotated "o.