a word that can function by itself as a noun phrase and that refers either to the participants in the discourse (e.g., I, you) or to someone or something mentioned elsewhere in the discourse (e.g., she, it, this)
the pronoun it when used without definite reference or antecedent, as in it was snowing and it seems hard to believe
a pronoun that does not refer to any person, amount, or thing in particular, e.g., anything, something, anyone, everyone
each of the pronouns in English (I, you, he, she, it, we, they, me, him, her, us, and them) comprising a set that shows contrasts of person, gender, number, and case
a pronoun indicating possession, for example mine, yours, hers, theirs