The Collaborative International Dictionary of English v.0.48:

Intermit \In`ter*mit"\, v. t. [imp. & p. p. Intermitted; p.
   pr. & vb. n. Intermitting.] [L. intermittere; inter between
   + mittere, missum, to send: cf. OE. entremeten to busy (one's
   self) with, F. s'entremettre. See Missile.]
   To cause to cease for a time, or at intervals; to interrupt;
   to suspend.
   [1913 Webster]

         Pray to the gods to intermit the plague. --Shak.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Intermit \In`ter*mit"\, v. i.
   To cease for a time or at intervals; to moderate; to be
   intermittent, as a fever. --Pope.
   [1913 Webster]

WordNet (r) 3.0 (2006):

intermit
    v 1: cease an action temporarily; "We pause for station
         identification"; "let's break for lunch" [syn: pause,
         intermit, break]

Moby Thesaurus II by Grady Ward, 1.0:

69 Moby Thesaurus words for "intermit":
   alternate, arrest, be here again, break, break off, call a break,
   call time, check, circle, cleanse, cleanse away, come again,
   come and go, come around, come round, come round again,
   come up again, cut off, cycle, declare a recess, defer, delay,
   deliver, discharge, fluctuate, free, free from, give release,
   give respite, hold off, hold over, hold up, interlude, interrupt,
   interval, intervene, lack regularity, oscillate, pause, postpone,
   prorogue, pulsate, pulse, purge, purge away, put off, reappear,
   recess, recur, release, remove, reoccur, repeat, reprieve, return,
   revolve, roll around, rotate, snap the thread, stay, suspend,
   take a break, take five, take ten, turn, undulate, vary, wheel,
   wheel around