n. 元音溶合, 缩约

[医] [胶体]凝缩[作用], 脱水收缩[作用]

Synaeresis \Syn*[ae]r"e*sis\, Syneresis \Syn*er"e*sis\, n. [NL.,
fr. Gr. ? a taking or drawing together, fr. ? to take
together; sy`n with + ? to take, to grasp. See {Syn-}, and
{Heresy}.] (Gram.)
The union, or drawing together into one syllable, of two
vowels that are ordinarily separated in syllabification;
synecphonesis; -- the opposite of di[ae]resis.