| effectual | (adj) ที่ได้ผลตามที่ตั้งใจ, See also: ได้ผล, ซึ่งประสบความสำเร็จอย่างที่คาดหวังไว้, Syn. efficient, qualified |
| effectual | (adj) อาจเกิดผลได้, ได้ผล, มีผลบังคับใช้, พอเพียง |
| ineffectual | (adj) อ่อนแอ, ไม่ได้ผล |
| ineffectual | (อินอิเฟค'ชวล) adj. ไร้ผล, ไม่ได้ผลเป็นที่พอใจ., See also: ineffectuality, ineffectualness n. |
| ไร้ผล | [rai phon] (v) EN: be ineffectual ; be unsuccessful ; be vain ; be profitless ; be useless ; be futile ; be ineffective |
| ไร้ผล | [rai phon] (adj) EN: fruitless ; futile ; vain ; ineffective ; nugatory ; useless ; ineffectual ; unsuccessful ; profitless FR: vain ; futile ; stérile |
| ไร้ประโยชน์ | [rai prayōt] (adj) EN: useless ; futile ; ineffective ; ineffectual ; fruitless FR: inutile ; inefficace ; vain |
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| Effectual | a. [ See Effect, n. ] Producing, or having adequate power or force to produce, an intended effect; adequate; efficient; operative; decisive. Shak. [ 1913 Webster ] Effectual steps for the suppression of the rebellion. Macaulay. [ 1913 Webster ]
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| effectuality | n. the power to be effective. |
| Effectually | adv. |
| Effectualness | n. The quality of being effectual. [ 1913 Webster ] |
| effectually | (adv) in an effectual manner, Ant. ineffectually, Example: Bismarck was constantly criticised by the more liberal newspapers, and he retaliated by passing an emergency decree that effectually muzzled the press |