diaeresis [dʌɪˈɪərɪsɪs, -ˈɛr-] (美 dieresis) (pl. diaeresises -siːz)
a mark (¨) placed over a vowel to indicate that it is sounded separately, as in naïve, Brontë 分音符,隔音符(符号[¨]置于元音上方,表示该元音单独发音,如在naïve, Brontë中) ■[mass noun]the division of a sound into two syllables, especially by sounding a diphthong as two vowels 二合元音分立(将一个音分成两个音节,尤指将一二合元音分别发成两个元音)
(Prosody)a natural rhythmic break in a line of verse where the end of a metrical foot coincides with the end of a phrase (诗韵)(诗行中音步尾部和词组的最后音节相符时的)小休止
语源
late 16th cent. (denoting the division of one syllable into two): via Latin from Greek diairesis separation, from diairein 'take apart', from dia 'apart' + hairein 'take'