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English definition of “bare infinitive”

bare infinitive

noun [C]     specialized
in grammar, the infinitive form of a verb without the word 'to': In the sentence 'Let her go!', the bare infinitive is the word 'go'.Verb forms, tenses and types of verbs
(Definition of bare infinitive noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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