D defs.my
Entry 1 sense Webster, 1913

Ineffectually

· In·ef·fec·tu·al·ly · IPA
01 adv. Without effect; in vain.
  1. 1.
    Without effect; in vain.
    “Hereford . . . had been besieged for about two months ineffectually by the Scots.” — Ludlow.