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| 1. | producing or capable of producing an intended effect; adequate. |
| 2. | valid or binding, as an agreement or document. |
ef·fec·tu·al (ĭ-fěk'chōō-əl) 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.] ef·fec'tu·al'i·ty (-āl'ĭ-tē), ef·fec'tu·al·ness n., ef·fec'tu·al·ly adv. |