syneresis
syneresis[sɪˈnɪərɪsɪs](pl. synereses -siːz)[mass noun]- the contraction of two vowels into a diphthong or single vowel
元音省略
- (Chemistry)the contraction of a gel accompanied by the separating out of liquid
(化)脱水收缩,(胶体)凝缩(作用)
语源- late 16th cent.: via late Latin from Greek sunairesis, based on sun- 'together' + hairein 'take'
考试词汇表