Search Result for "orphan site":
Wordnet 3.0

NOUN (1)

1. a toxic waste area where the polluter could not be identified or the polluter refused to take action or pay for the cleanup; 



WordNet (r) 3.0 (2006):

orphan site
    n 1: a toxic waste area where the polluter could not be
         identified or the polluter refused to take action or pay
         for the cleanup