from
The Collaborative International Dictionary of English v.0.48
Possessive \Pos*sess"ive\, a. [L. possessivus: cf. F.
possessif.]
Of or pertaining to possession; having or indicating
possession.
[1913 Webster]
{Possessive case} (Eng. Gram.), the genitive case; the case
of nouns and pronouns which expresses ownership, origin,
or some possessive relation of one thing to another; as,
Homer's admirers; the pear's flavor; the dog's
faithfulness.
{Possessive pronoun}, a pronoun denoting ownership; as, his
name; her home; my book.
[1913 Webster]