Oxford Dictionary English generative grammar nounnoun BrE BrE//ˌdʒenərətɪv ˈɡræmə(r)// ; NAmE NAmE//ˌdʒenərətɪv ˈɡræmər// [countable, uncountable] (linguistics) Add to my wordlistjump to other results a type of grammar which describes a language by giving a set of rules which can be used to produce all the possible sentences in that languageSee generative grammar in the Oxford Advanced American DictionaryCheck pronunciation: generative grammar oxfordlearnersdictionaries.com