functionality.
The ability to do a task, performance, or execution; a set of functions that something is able or equipped to perform.
Meaning & usage
The ability to do a task, performance, or execution; a set of functions that something is able or equipped to perform.
In trademark law, the tendency of a product design to serve a function other than the identification of the product, preventing that design from being protected as a trademark.
The presence of a functional group.
Where this word comes from
Etymology tree Proto-Indo-European *bʰewg-der. Proto-Italic *fungōr Latin fungor Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin fūnctiō Old French fonction Middle French functionbor. English function Proto-Indo-European *h₂el- Proto-Indo-European *-is Proto-Indo-European *h₂élisder.? Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al English -al English functional Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Latin -itāsder. Old French -itebor. Middle English -ite English -ity English functionality From functional + -ity.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.