The Collaborative International Dictionary of English v.0.48:

Devote \De*vote"\, v. t. [imp. & p. p. Devoted; p. pr. & vb.
   n. Devoting.] [L. devotus, p. p. of devovere; de + vovere
   to vow. See Vow, and cf. Devout, Devow.]
   1. To appropriate by vow; to set apart or dedicate by a
      solemn act; to consecrate; also, to consign over; to doom;
      to evil; to devote one to destruction; the city was
      devoted to the flames.
      [1913 Webster]

            No devoted thing that a man shall devote unto the
            Lord . . . shall be sold or redeemed. --Lev. xxvii.
                                                  28.
      [1913 Webster]

   2. To execrate; to curse. [Obs.]
      [1913 Webster]

   3. To give up wholly; to addict; to direct the attention of
      wholly or compound; to attach; -- often with a reflexive
      pronoun; as, to devote one's self to science, to one's
      friends, to piety, etc.
      [1913 Webster]

            Thy servant who is devoted to thy fear. --Ps. cxix.
                                                  38.
      [1913 Webster]

            They devoted themselves unto all wickedness. --Grew.
      [1913 Webster]

            A leafless and simple branch . . . devoted to the
            purpose of climbing.                  --Gray.

   Syn: To addict; apply; dedicate; consecrate; resign; destine;
        doom; consign. See Addict.
        [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Devoted \De*vot"ed\, a.
   Consecrated to a purpose; strongly attached; zealous; devout;
   as, a devoted admirer. -- De*vot"ed*ly, adv. --
   De*vot"ed*ness, n.
   [1913 Webster]

WordNet (r) 3.0 (2006):

devoted
    adj 1: zealous in devotion or affection; "a devoted husband and
           father"; "devoted friends"
    2: (followed by `to') dedicated exclusively to a purpose or use;
       "large sums devoted to the care of the poor"; "a life devoted
       to poetry"

Moby Thesaurus II by Grady Ward, 1.0:

204 Moby Thesaurus words for "devoted":
   Christian, Christianlike, Christianly, abandoned, absorbed,
   absorbed in, acquiescent, active, adoring, affectionate, afire,
   altruistic, appointed, ardent, beatified, believing, blessed,
   bound, bound and determined, buried in, burning, canonized, caring,
   caught up in, committed, compliant, complying, conforming,
   conjugal, conscientious, consecrated, consistent, constant,
   contemplating, contemplative, cultish, cultist, cultistic, dear,
   decided, decisive, dedicated, definite, demonstrative, destined,
   determined, devoted to, devout, disinterested, doomed, doting,
   duteous, dutiful, earnest, engaged, engrossed, engrossed in,
   enthusiastic, faithful, fast, fatal, fated, fateful, fervent,
   fervid, fiery, filial, firm, flaming, fond, foredoomed, hallowed,
   hearty, heated, hot, hot-blooded, humble, husbandly, immersed in,
   impassioned, in earnest, in store, in the cards, inevitable,
   intense, intent, intent on, involved, languishing, law-abiding,
   lost in, lovelorn, lovesick, lovesome, loving, loyal,
   marble-constant, marked, maternal, meditating, meditative, melting,
   meticulous, mindful, modest, monomaniacal, monopolized, obedient,
   observant, obsessed, obstinate, occupied, on fire, ordained,
   parental, passionate, paternal, perfervid, persevering, persistent,
   pietistic, pious, practicing, prayerful, preoccupied, punctilious,
   punctual, purposeful, red-hot, regardful, relentless, religious,
   resolute, resolved, reverent, reverential, romantic, sacrificing,
   sainted, saintly, sanctified, scrupulous, self-abasing,
   self-abnegating, self-abnegatory, self-denying, self-devoted,
   self-effacing, self-forgetful, self-immolating, self-neglectful,
   self-neglecting, self-renouncing, self-sacrificing,
   self-unconscious, selfless, sentimental, serious, set apart,
   sincere, single-minded, soft, solemn, spirited, stable, staunch,
   steadfast, steady, studious, studying, submerged in, submissive,
   swept up, taken up with, tenacious, tender, tested, theistic,
   thoughtful, totally absorbed, tried, tried and true, true,
   true-blue, unacquisitive, unfailing, unpossessive, unpretentious,
   unselfish, unsparing of self, uxorious, vehement, venerational,
   venerative, warm, white-hot, wholehearted, wifely, willing,
   worshipful, wrapped in, wrapped up in, written, zealous