Search Result for "national monument":
Wordnet 3.0

NOUN (1)

1. memorial consisting of a structure or natural landmark of historic interest; set aside by national government for preservation and public enjoyment; 



WordNet (r) 3.0 (2006):

national monument
    n 1: memorial consisting of a structure or natural landmark of
         historic interest; set aside by national government for
         preservation and public enjoyment