I. adjective see: who Date: before 12th century being what one or ones out of a group, whichever ,
3. — used as a function word to introduce a nonrestrictive relative clause and to modify a noun in that clause and to refer together with that noun to a word or word group in a preceding clause or to an entire preceding clause or sentence or longer unit of discourse
II. pro noun Date: before 12th century what one or ones out of a group, whichever ,
3. — used as a function word to introduce a relative clause; used in any grammatical relation except that of a possessive; used especially in reference to animals, inanimate objects, groups, or ideas