The Collaborative International Dictionary of English v.0.48:

Subvert \Sub*vert"\, v. t. [imp. & p. p. Subverted; p. pr. &
   vb. n. Subverting.] [L. subvertere, subversum; sub under +
   vertere to turn: cf. F. subvertir. See Verse.]
   1. To overturn from the foundation; to overthrow; to ruin
      utterly.
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            These are his substance, sinews, arms, and strength,
            With which he yoketh your rebellious necks,
            Razeth your cities, and subverts your towns. --Shak.
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            This would subvert the principles of all knowledge.
                                                  --Locke.
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   2. To pervert, as the mind, and turn it from the truth; to
      corrupt; to confound. --2 Tim. iii. 14.
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   Syn: To overturn; overthrow; destroy; invert; reverse;
        extinguish.
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