From Longman Dictionary of Contemporary Englishingeniousin‧ge‧ni‧ous /ɪnˈdʒiːniəs/ ●○○ adjective 1 INTELLIGENTan ingenious plan, idea, or object works well and is the result of clever thinking and new ideas Many fish have ingenious ways of protecting their eggs from predators. an ingenious device2 GOOD ATsomeone who is ingenious is very good at inventing things or at thinking of new ideas —ingeniously adverb
Examples from the Corpus
ingenious• A scanner is an ingenious device which enables you to feed pictures, photos or documents into a computer system.• The catalogue is full of ingenious ideas for transforming your house into a dream home.• an ingenious marketing strategy• In the end it was Pete who thought of a really ingenious solution to the problem.• American scientists have come up with an ingenious way of getting rid of cockroaches.Origin ingenious (1400-1500) French ingénieux, from Latin ingenium “natural ability” 