where
Concise Oxford English Dictionary © 2008 Oxford University Press:
where/weə(r)/
▶interrogative adverb in or to what place or position.
■ in what direction or respect.
▶relative adverb- 1 at, in, or to which.
- 2 the place or situation in which.
■ in or to a place or situation in which.
■ in or to any place in which.
– origin OE hwǣr, of Gmc origin.
usage: In the emphatic use (wherever can he have got to?) it is acceptable to use either wherever or where ever. See usage at however.
'where' also found in these Oxford entries:
academy
- Acheulian
- Acol
- acupoint
- acyl
- address
- adoral
- airhead
- alien
- almandine
- alopecia
- alternative
- americium
- angle
- Anglosphere
- apiary
- Aries
- Arita
- armoury
- arsenal
- asiago
- at
- Aurignacian
- Axminster
- Aylesbury
- Ayrshire
- Azilian
- babel
- backlot
- back room
- backwater
- backyard
- badminton
- bakery
- balas ruby
- balbriggan
- baldachin
- balibuntal
- Balkanize
- Banbury cake
- bank
- bar
- barège
- basin
- Bath bun
- bathypelagic
- battery
- battlefront
- bayonet
- bed

