Ingenious

adj.capable, energeticprofessional

What it means

Cleverly original in a way that solves a difficult problem.

Reach for it when praising an idea, device, or person for inventive effectiveness

The ingenious hinge lets the desk fold flat without removing a single bolt.

everyday
clever
quick intelligence or a neat idea deserves simple praise
not when Clever can reward showiness and does not require genuine usefulness.
everyday
creative
original thought matters even if the result is artistic or exploratory
not when Creative is too broad when the special merit is solving a technical constraint.
warm
brilliant
enthusiastic praise for exceptional intelligence or insight is warranted
not when Brilliant is broader and more inflated than a precise compliment on a solution.
warm
resourceful
limited materials are used to overcome a practical obstacle
not when Resourcefulness can rely on familiar tricks instead of original design.
professional
elegant
the solution achieves its goal with striking simplicity
not when An elegant answer may apply known principles rather than invent anything.
professional
innovative
a useful new approach changes an established method
not when Innovation can be organizational and large-scale without ingenious cleverness.
professional
inventive
skill in creating new methods or objects is the point
not when Inventive work may be experimental rather than elegantly effective.
literary
cunning
intricate cleverness is admired in a mechanism or plan
not when For people, cunning often implies deception and can turn praise into suspicion.

ingenious solution
Their ingenious solution used the stair rail as a temporary cable guide.
ingenious design
The ingenious design lets one handle fit jars of six sizes.
truly ingenious
Reusing the warm exhaust to dry the timber was truly ingenious.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.