Noah Webster's Dictionary 1. (n.) The quality or power of ready invention; quickness in forming new combinations; ingeniousness; skill in devising or combining. 2. (n.) Curiousness, or cleverness in design or contrivance; as, the ingenuity of a plan, or of mechanism. 3. (n.) Openness of heart; ingenuousness.

Multi-Version Concordance Ingenuity (1 Occurrence) Revelation 13:18 Here is scope for ingenuity. Let people of shrewd intelligence calculate the number of the Wild Beast; for it indicates a certain man, and his number is 666. (WEY)