noun
[ pl. ] ( grammar ) the forms of a verb from which all the other forms can be made. In English these are the infinitive(for example swim ), the past tense ( swam ) and the past participle ( swum ).
noun
[ pl. ] ( grammar ) the forms of a verb from which all the other forms can be made. In English these are the infinitive(for example swim ), the past tense ( swam ) and the past participle ( swum ).
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005