The meaning of FUNCTIONAL is of, connected with, or being a function. How to use functional in a sentence.

FUNCTIONAL definition: 1. designed to be practical and useful rather than attractive: 2. (of a machine, system, etc…. Learn more.

Functional equipment works or operates in the way that it is supposed to. We have fully functional smoke alarms on all staircases.

FUNCTIONAL definition: of or relating to a function or functions. See examples of functional used in a sentence.

1. of or pertaining to a function or functions. 2. capable of operating or functioning. 3. having or serving a utilitarian purpose; capable of serving the purpose for which it was designed. 4. (of a …

Definition of functional adjective in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

of or pertaining to a function or functions: functional difficulties in the administration. capable of operating or functioning: When will the ventilating system be functional again?

Factsheet What does the word functional mean? There are 12 meanings listed in OED's entry for the word functional. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Dec 1, 2025 · Of or relating to one's role or office; official.

FUNCTIONAL meaning: 1 : designed to have a practical use; 2 : affecting the way a part of your body works