|a.||1.||Not effective; not having the desired effect; ineffectual; futile; inefficient; useless; |
|Adj.||1.||ineffective - not producing an intended effect; "an ineffective teacher"; "ineffective legislation"|
effective, effectual, efficacious - producing or capable of producing an intended result or having a striking effect; "an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation"-LewisMumford; "effective teaching methods"; "effective steps toward peace"; "made an effective entrance"; "his complaint proved to be effectual in bringing action"; "an efficacious law"
|2.||ineffective - lacking in power or forcefulness; "an ineffectual ruler"; "like an unable phoenix in hot ashes"|
|3.||ineffective - lacking the ability or skill to perform effectively; inadequate; "an ineffective administration"; "inefficient workers"|