infinitive

/ɪnˈfɪnɪtɪv/
noun
  1. The basic form of a verb, usually preceded by 'to' in English (e.g., 'to go', 'to eat').
    • In the sentence 'I want to play,' the word 'to play' is an infinitive.
    • Some verbs, like 'can' and 'must,' are followed by an infinitive without 'to.'
    • She learned how to use the infinitive correctly in her English class.
adjective
  1. Relating to or formed with the infinitive form of a verb.
    • An infinitive clause can function as a noun, adjective, or adverb.
    • The infinitive phrase 'to run fast' acts as an adverb in the sentence.
    • In grammar exercises, students often practice infinitive constructions.