adj

functional

FUHNGKT-shuh-nuhl

adj

Working properly; in usable, operating condition.

"The old radio is still functional after fifty years."

Designed for practical use rather than appearance.

"The office furniture is functional but not stylish."

How to Use Functional

Learner’s notes

In plain EnglishWorking, or built to be practical and useful rather than decorative.

Common pairings

fully functional functional design a functional relationship

more functional comparative, functionals plural, most functional superlative

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Can you complete this real example?

The old radio is still _____ after fifty years.

From function + the adjective suffix -al.

functioning working utilitarian in working order operational running like a top up

dysfunctional non-functional nonfunctional unfunctional organic out of order

increase down busted decrease augment up unemployed dysfunctional

coronal rational diagonal personal seasonal national optional regional hormonal fictional emotional irrational

functioning working utilitarian in working order operational running like a top up dysfunctional non-functional nonfunctional unfunctional organic