from
The Collaborative International Dictionary of English v.0.48
disqualify \dis*qual"i*fy\ (d[i^]s*kw[o^]l"[i^]*f[imac]), v. t.
[imp. & p. p. {Disqualified} (d[i^]s*kw[o^]l"[i^]*f[imac]d);
p. pr. & vb. n. {Disqualifying}.]
1. To deprive of the qualities or properties necessary for
any purpose; to render unfit; to incapacitate; -- with for
or from before the purpose, state, or act.
[1913 Webster]
My common illness disqualifies me for all
conversation; I mean my deafness. --Swift.
[1913 Webster]
Me are not disqualified by their engagements in
trade from being received in high society.
--Southey.
[1913 Webster]
2. To deprive of some power, right, or privilege, by positive
restriction; to disable; to debar legally; as, a
conviction of perjury disqualifies a man to be a witness.
[1913 Webster]