The Collaborative International Dictionary of English v.0.48:

Discontinue \Dis`con*tin"ue\, v. t. [imp. & p. p.
   Discontinued; p. pr. & vb. n. Discontinuing.] [Cf. F.
   discontinuer.]
   To interrupt the continuance of; to intermit, as a practice
   or habit; to put an end to; to cause to cease; to cease
   using, to stop; to leave off.
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         Set up their conventicles again, which had been
         discontinued.                            --Bp. Burnet.
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         I have discontinued school
         Above a twelvemonth.                     --Shak.
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         Taught the Greek tongue, discontinued before in these
         parts the space of seven hundred years.  --Daniel.
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         They modify and discriminate the voice, without
         appearing to discontinue it.             --Holder.
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The Collaborative International Dictionary of English v.0.48:

Discontinue \Dis`con*tin"ue\, v. i.
   1. To lose continuity or cohesion of parts; to be disrupted
      or broken off. --Bacon.
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   2. To be separated or severed; to part.
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            Thyself shalt discontinue from thine heritage.
                                                  --Jer. xvii.
                                                  4.
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WordNet (r) 3.0 (2006):

discontinue
    v 1: put an end to a state or an activity; "Quit teasing your
         little brother" [syn: discontinue, stop, cease, give
         up, quit, lay off] [ant: bear on, carry on,
         continue, preserve, uphold]
    2: come to or be at an end; "the support from our sponsoring
       agency will discontinue after March 31" [ant: continue, go
       along, go on, keep, proceed]
    3: prevent completion; "stop the project"; "break off the
       negotiations" [syn: break, break off, discontinue,
       stop]