'Smithsonian' definitions:

Definition of 'Smithsonian'

From: GCIDE
  • Smithsonian \Smith*so"ni*an\ (-s[=o]"n[i^]*an), a. Of or pertaining to the Englishman J. L. M. Smithson, or to the national institution of learning which he endowed at Washington, D. C.; as, the Smithsonian Institution; Smithsonian Reports. -- n. The Smithsonian Institution. [1913 Webster]