men·da·cious (m
n-d
sh
s)
adj.
1. Lying; untruthful: a mendacious child.
2. False; untrue: a mendacious statement. See Synonyms at dishonest.
[From Latin mendcium, lie, from mendx, mendc-, mendacious.]
men·dacious·ly adv.
The American Heritage® Dictionary of the English Language, Fourth Edition copyright ©2000 by Houghton Mifflin Company. Updated in 2003. Published by Houghton Mifflin Company. All rights reserved.
