‘Never’ is classified as an adverb. Adverbs are words that modify verbs, adjectives, or other adverbs, often providing information about time, manner, place, or degree. In the case of ‘never’, it specifically indicates that something does not happen at any time.
For example, in the sentence ‘I never go to the gym’, ‘never’ modifies the verb ‘go’, indicating that the action does not occur at any time. This usage shows how ‘never’ serves to express negation with respect to time, highlighting its role as an adverb in the language.