adj.

1. 1. Of or relating to a function.
   2. Of, relating to, or indicating a mathematical function or functions.
2. Designed for or adapted to a particular function or use: functional architecture.
3. Capable of performing; operative: a functional set of brakes.
4. Pathology. Involving functions rather than a physiological or structural cause.

n.

A linear function on vectors whose values are scalars.

functionally func'tion·al·ly adv.

adjective

Serving or capable of serving a useful purpose: handy, practicable, practical, serviceable, useful, utilitarian. See used/unused.

adj

Definition: working
Antonyms: broken, idle, malfunctioning, nonfunctional, unfunctional

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adj

1. pertaining to the movements and actions of a part. 2. of or pertaining to the functions of an organ, part, or prosthesis.

Pertaining to or fulfilling a function; affecting the function but not the structure. A common qualification when no lesion is found to explain or justify a diagnosis.

• f. alveolar emphysema — reversible, uncomplicated bronchiolitis.
• f. blindness — blindness in the absence of a lesion, e.g. in nervous acetonemia, pregnancy toxemia.
• f. colic — colic in the absence of a structural fault, e.g. spasmodic colic, paralytic ileus.
• f. disease — a disease involving body functions but having no known organic basis.
• f. ileus — see paralytic ileus.
• f. residual capacity (FRC) — the amount of air remaining in the lungs at the end of a normal expiration. Called also FRC, functional residual capacity.
• f. tumors — those producing an active substance, usually found in glandular tissue, e.g. pituitary, pancreas, thyroid, parathyroid. Because such activity is autonomous and not subject to the normal feedback mechanisms, a syndrome resembling hyperactivity of the gland results, e.g. primary hyperparathyroidism, hyperthyroidism.

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Dansk (Danish)
adj. - funktionel, funktionsdygtig, funktions-

Nederlands (Dutch)
functioneel, doelmatig, functionerend, officieel

Français (French)
adj. - fonctionnel

Deutsch (German)
adj. - funktionell, funktionsfähig, zweckentsprechend

Ελληνική (Greek)
adj. - λειτουργικός, εξυπηρετικός, πρακτικός, (μαθημ.) συναρτησιακός

Italiano (Italian)
funzionale

Português (Portuguese)
adj. - prático

Русский (Russian)
функциональный

Español (Spanish)
adj. - funcional, práctico

Svenska (Swedish)
adj. - funktionell, specialiserad

中文（简体） (Chinese (Simplified))
功能的

中文（繁體） (Chinese (Traditional))
adj. - 功能的

한국어 (Korean)
adj. - 기능의, 직무상의, 실용성을 지닌, 기능 본위의, 작동할 수 있는, 함수의

日本語 (Japanese)
adj. - 機能上の, 機能する, 機能本位の, 実用的な, 関数の, 機能的な

العربيه (Arabic)
‏(صفه) وظيفي‏

עברית (Hebrew)
adj. - ‮שימושי, תפקודי, מעשי, פונקציונלי, תועלתי, ללא סיבה גופנית נראית לעין (הפרעה נפשית)‬

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