/dɪˈklenʃn ||; dɪˈklɛnʃən/noun [C] (
grammar语法)
1 the forms of a word that change in some languages according to the number, CASE and GENDER of the word （某些语言中的词根据数、格、性要求所发生的）词形变化
2 the set of forms of a particular word in some languages （某些语言中某个词的）一套变化形式: Latin nouns of the second declension 第二套变化形式的拉丁语名词