The Collaborative International Dictionary of English v.0.48:

Reverent \Rev"er*ent\, a. [L. reverens, -entis, p. pr. of
   revereri. See Revere.]
   1. Disposed to revere; impressed with reverence; submissive;
      humble; respectful; as, reverent disciples. "They . . .
      prostrate fell before him reverent." --Milton.
      [1913 Webster]

   2. Expressing reverence, veneration, devotion, or submission;
      as, reverent words; reverent behavior. --Joye.
      [1913 Webster]

WordNet (r) 3.0 (2006):

reverent
    adj 1: feeling or showing profound respect or veneration;
           "maintained a reverent silence" [ant: irreverent]
    2: showing great reverence for god; "a godly man"; "leading a
       godly life" [syn: godly, reverent, worshipful]

Moby Thesaurus II by Grady Ward, 1.0:

44 Moby Thesaurus words for "reverent":
   Christian, Christianlike, Christianly, admiring, adorant, adoring,
   apotheosizing, awed, awestricken, awestruck, believing, cultish,
   cultist, cultistic, deifying, devoted, devotional, devout, dutiful,
   faithful, hero-worshiping, idolatrous, idolizing, imploring,
   in awe, in the dust, on bended knee, pietistic, pious, prayerful,
   precative, precatory, prostrate before, religious, reverential,
   solemn, suppliant, supplicant, supplicatory, theistic,
   venerational, venerative, worshipful, worshiping