adj.
- Lacking in cunning, guile, or worldliness; artless.
- Openly straightforward or frank; candid. See synonyms at naive.
- Obsolete. Ingenious.
[Latin ingenuus, honest, freeborn.]
ingenuously in·gen'u·ous·ly adv.ingenuousness in·gen'u·ous·ness n.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.