Dictionary and Thesaurus

Definition of Functional

• (a.) Pertaining to, or connected with, a function or duty; official.
• (a.) Pertaining to the function of an organ or part, or to the functions in general.

Synonyms of Functional

• Usable
• Useable
• Operable
• Operational
• Running
• Operative
• Working

Antonyms of Functional

• Nonfunctional
• Organic

Homophones of Functional