The Collaborative International Dictionary of English v.0.48:

Refreshment \Re*fresh"ment\ (-ment), n. [CF. OF.
   refreschissement, F. rafra[^i]chissement.]
   1. The act of refreshing, or the state of being refreshed;
      restoration of strength, spirit, vigor, or liveliness;
      relief after suffering; new life or animation after
      depression.
      [1913 Webster]

   2. That which refreshes; means of restoration or reanimation;
      especially, an article of food or drink.
      [1913 Webster]

WordNet (r) 3.0 (2006):

refreshment
    n 1: snacks and drinks served as a light meal
    2: activity that refreshes and recreates; activity that renews
       your health and spirits by enjoyment and relaxation; "time
       for rest and refreshment by the pool"; "days of joyous
       recreation with his friends" [syn: refreshment,
       recreation]

Moby Thesaurus II by Grady Ward, 1.0:

97 Moby Thesaurus words for "refreshment":
   aerage, aeration, air conditioning, air cooling, airing, aliment,
   alimentation, bite, board, case hardening, chow, collation,
   cross-ventilation, eatables, eats, edibles, enlivenment,
   entertainment, exhilaration, face-lift, feed, food, fortification,
   furbishment, grub, hardening, invigoration, keep, light lunch,
   light meal, light repast, meal, meat, mess, new birth, nosh,
   nourishment, nurture, nutriment, oxygenation, oxygenization,
   pabulum, palingenesis, palingenesy, pap, perflation, reanimation,
   rebirth, reconditioning, recrudescence, refection, refreshments,
   refurbishment, regalement, regeneracy, regenerateness,
   regeneration, regenesis, reinforcement, reinvigoration,
   rejuvenation, rejuvenescence, renaissance, renascence, renewal,
   renovation, repas, repast, restoration, restorative,
   restrengthening, resurgence, resurrection, resuscitation, retread,
   retreading, revival, revivescence, revivescency, revivification,
   second wind, second youth, slum clearance, snack, snacks,
   spot of lunch, spread, stimulation, strengthening, support,
   sustenance, table, tempering, tonic, treat, urban renewal,
   ventilation