lewis and clark expedition - definition of lewis and clark expedition - synonyms, pronunciation, spelling from Free Dictionary

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Wordnet 3.0

NOUN (1)

1. an expedition sent by Thomas Jefferson to explore the northwestern territories of the United States; led by Meriwether Lewis and William Clark; traveled from St. Louis to the mouth of the Columbia River from 1803 to 1806;


WordNet (r) 3.0 (2006):

Lewis and Clark Expedition
    n 1: an expedition sent by Thomas Jefferson to explore the
         northwestern territories of the United States; led by
         Meriwether Lewis and William Clark; traveled from St. Louis
         to the mouth of the Columbia River from 1803 to 1806