The Collaborative International Dictionary of English v.0.48:

Donate \Do"nate\ (d[=o]"n[=a]t), v. t. [imp. & p. p. Donated;
   p. pr. & vb. n. Donating.] [L. donatus, p. p. of donare to
   donate, fr. donum gift, fr. dare to give. See 2d Date.]
   To give; to bestow; to present; as, to donate fifty thousand
   dollars to a college.
   [1913 Webster]

WordNet (r) 3.0 (2006):

donate
    v 1: give to a charity or good cause; "I donated blood to the
         Red Cross for the victims of the earthquake"; "donate money
         to the orphanage"; "She donates to her favorite charity
         every month"

Moby Thesaurus II by Grady Ward, 1.0:

85 Moby Thesaurus words for "donate":
   accommodate, accord, administer, afford, allot, allow, award,
   bequeath, bestow, bestow on, chip in, clothe, communicate, confer,
   contribute, contribute to, deal, deal out, devote, dish out,
   dispense, dole, dole out, donate to, endow, extend, fill, fill up,
   find, fork out, fund, furnish, gift, gift with, give, give away,
   give freely, give out, give to, grant, hand, hand out, heap,
   help to, impart, invest, issue, keep, kick in, lavish, let have,
   maintain, make available, make provision for, mete, mete out,
   offer, pledge, pour, prepare, present, proffer, provide,
   provide for, rain, recruit, render, replenish, serve, shell out,
   shower, slip, snow, stock, store, subscribe, subscribe to,
   subsidize, supply, support, sweeten the kitty, tender, vouchsafe,
   will, yield