Pronunciation: (in"ju-nOO'i-tē, -nyOO'-), [key]
—pl. -ties for 3.
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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.