'Helplessness' definitions:

Definition of 'helplessness'

noun

Powerlessness revealed by an inability to act; "in spite of their weakness the group remains active" [syn: helplessness, weakness, impuissance]

noun

The state of needing help from something

noun

A feeling of being unable to manage

From: GCIDE

Helpless \Help"less\, a.
1. Destitute of help or strength; unable to help or defend one's self; needing help; feeble; weak; as, a helpless infant. [1913 Webster]
How shall I then your helpless fame defend? --Pope. [1913 Webster]
2. Beyond help; irremediable. [1913 Webster]
Some helpless disagreement or dislike, either of mind or body. --Milton. [1913 Webster]
3. Bringing no help; unaiding. [Obs.] [1913 Webster]
Yet since the gods have been Helpless foreseers of my plagues. --Chapman. [1913 Webster]
4. Unsupplied; destitute; -- with of. [R.] [1913 Webster]
Helpless of all that human wants require. --Dryden. -- {Help"less*ly}, adv. -- {Help"less*ness}, n. [1913 Webster]