ingenious

/ɪnˈdʒiːniəs/ · in-JEE-nee-uhsadjective

Very clever, inventive, or resourceful.

Use ingenious for an idea, solution, method, or device that solves a problem through exceptional cleverness.

What ingenious Really Means

The word becomes easier to use when its closely related senses are separated and compared.

1

Clever solution

Solving a difficult problem through an original and effective idea.

Example

The puzzle's ingenious solution depends on a simple observation.

2

Inventive device

Designed with unusual resourcefulness so that a mechanism performs its task efficiently.

Example

The engineer devised an ingenious valve that regulated itself through water pressure.

3

Resourceful method

Using available materials, evidence, or constraints in a surprisingly effective way.

Example

The researchers developed an ingenious method for measuring changes too small to see directly.

Use ingenious Naturally

Notice how the surrounding noun or clause reveals the exact shade of meaning.

The puzzle's ingenious solution depends on a simple observation.

An ingenious system of mirrors allowed light to reach the underground chamber.

The team's ingenious method reduced the cost without sacrificing accuracy.

Precision Matters

Ingenious overlaps with several common words, but each carries a different emphasis.

ingenious

Usually praises originality applied to solving a problem.

vs.
clever

Broadly describes quick intelligence or skill.

ingenious

Highlights resourceful design and problem-solving.

vs.
innovative

Highlights introducing something new, whether or not it is especially clever.

ingenious

Often describes the solution, method, or device itself.

vs.
resourceful

Often describes a person skilled at handling difficulties with available means.

ingenious

Means cleverly inventive.

vs.
ingenuous

Means innocent, candid, or unsuspecting despite the similar spelling.

Test ingenious in Context

The device solves a technical problem through an inventive and unexpectedly efficient design.

1

The engineer devised an ___ valve that used changes in water pressure to regulate itself, eliminating the need for an external power source.

Prepared byFirst Academy
Editorial responsibilityFirst Academy Academic Team
Updated2 August 2026
Selection and reviewRead our methodology