effectual

adj.

Producing or sufficient to produce a desired effect; fully adequate. See synonyms at effective.

[Middle English effectuel, from Old French, from Late Latin effectuālis, from Latin effectus, result, effect. See effect.]

effectuality ef·fec'tu·al'i·ty (-ăl'ĭ-tē) or ef·fec'tu·al·ness n.
effectually ef·fec'tu·al·ly adv.

adjective

Producing or able to produce a desired effect: effective, efficacious, efficient, productive. See thrive/fail/exist.

adj

Definition: influential; authoritative
Antonyms: impotent, incapable, ineffectual, unproductive, unsuccessful, useless, weak

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Note: click on a word meaning below to see its connections and related words.

The adjective has 3 meanings:

Meaning #1: sufficient to produce a result
  Antonym: ineffectual (meaning #1)

Meaning #2: producing or capable of producing an intended result or having a striking effect
  Synonyms: effective, efficacious

Meaning #3: exerting or capable of exerting strong physiological or chemical effects

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Dansk (Danish)
adj. - effektiv, gyldig, gældende

Nederlands (Dutch)
effectief, geldig

Français (French)
adj. - efficace, valide

Deutsch (German)
adj. - wirksam, bindend

Ελληνική (Greek)
adj. - αποτελεσματικός, τελεσφόρος, (νομ.) ισχύων, δεσμευτικός

Italiano (Italian)
effettivo

Português (Portuguese)
adj. - efetivo, eficaz, válido

Русский (Russian)
достигающий своей цели

Español (Spanish)
adj. - eficaz, válido

Svenska (Swedish)
adj. - effektiv, giltig

中文（简体）(Chinese (Simplified))
有效果的, 奏效的, 有法律效力的, 有力的

中文（繁體）(Chinese (Traditional))
adj. - 有效果的, 奏效的, 有法律效力的, 有力的

한국어 (Korean)
adj. - 유효한, 충분한

日本語 (Japanese)
adj. - 効果のある, 有効な, 適切な

العربيه (Arabic)
‏(صفه) فعال, فعلي, مؤثر‏

עברית (Hebrew)
adj. - ‮יעיל, אפקטיבי, תקף‬

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