adverb

1. in or at what place? where is the car?
2. to or toward what place or point? where did he go?
3. in what situation or position where will we be if we lose?
4. in what respect? where is she to blame?
5. from what place or source? where did you get your information?

Etymology: ME wher < OE hwær, akin to Ger wo & to war- in warum: for IE base see what

conjunction

1. in or at what place he knows where they are
2. in or at which place we came home, where we had dinner
3. in or at the place or situation in which he is where he should be
4. in whatever place, situation, or respect in which there is never peace where men are greedy
5. 1. to or toward the place to which the bus will take you where you're going
   2. to a place in which she never goes where she's not wanted
6. to or toward whatever place go where you please
7. Informal whereas a plant needs little attention, where a pet demands a lot
8. Informal that: used before a noun clause: still objected to by some I see where the tax rates are going up

pronoun

1. the place or situation in, at, or to which he lives two miles from where he works
2. what or which place where do you come from?

noun