uninflected Syllabification: (un·in·flect·ed)Pronunciation: /ˌəninˈflektid/Definition of uninflected adjective 1 Grammar (of a word or a language) not undergoing changes to express grammatical functions or attributes:English is largely uninflected 2not varying in intonation or pitch:her voice was flat and uninflecteduninflected in other Oxford dictionaries Definition of uninflected in the British & World English dictionary