[1] : WordNet (r) 2.0

w.c.
     n : a toilet in england syn: water closet, closet, loo
see also:
water closet closet loo 

[2] : Moby Thesaurus II by Grady Ward, 1.0

25 moby thesaurus words for "wc":
   backhouse, basement, bathroom, can, closet, comfort station,
   convenience, crapper, earth closet, head, john, johnny,
   johnny house, latrine, lavatory, necessary, outhouse, powder room,
   privy, rest room, toilet, toilet room, urinal, washroom,
   water closet

[3] : Virtual Entity of Relevant Acronyms (Version 1.9, June 2002)

wc
     wildcard multicast route entry pim, multicast
     
     

[4] : Virtual Entity of Relevant Acronyms (Version 1.9, June 2002)

wc
     word count unix
     
     

Wc >> W Words
Wc, definition of term: Wc
wc_pag1.html