Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Adjective: ineffectual  ,i-ni'fek-choo-ul
  1. Producing no result or effect
    "the therapy was ineffectual";
    - futile, otiose, unavailing, meaningless
  2. Lacking in power or forcefulness
    "an ineffectual ruler";
    - ineffective, unable, wet [Brit, informal], pathetic, effete, useless [informal]
  3. Not producing an intended effect
    - ineffective, uneffective

See also: effectiveness, effectivity, effectuality, effectualness, idle, impotent, inefficacious, inefficient, powerless, toothless, unproductive, useless