1. the quality of being cleverly inventive or resourceful; inventiveness:a designer of great ingenuity.
2. cleverness or skillfulness of conception or design:a device of great ingenuity.
3. an ingenious contrivance or device.
1. the state of being one; oneness.
2. a whole or totality as combining all its parts into one.
3. the state or fact of being united or combined into one, as of the parts of a whole; unification.
4. absence of diversity; unvaried or uniform character.