The DICT Development Group

  stabilize
      v 1: make stable and keep from fluctuating or put into an
           equilibrium; "The drug stabilized her blood pressure";
           "stabilize prices" [syn: stabilize, stabilise] [ant:
           destabilise, destabilize]
      2: support or hold steady and make steadfast, with or as if with
         a brace; "brace your elbows while working on the potter's
         wheel" [syn: brace, steady, stabilize, stabilise]
      3: become stable or more stable; "The economy stabilized" [syn:
         stabilize, stabilise] [ant: destabilise, destabilize]

  71 Moby Thesaurus words for "stabilize":
     appease, assimilate to, balance, ballast, calm, calm down, compose,
     cool, counterbalance, counterpoise, cradle, damp, dulcify, ease,
     equalize, equilibrize, equipoise, even, even out, firm, firm up,
     fix, flatten, freeze, gentle, harmonize, hold, homogenize, hush,
     immobilize, keep, level, lull, make uniform, mollify, nail down,
     normalize, pacify, pin down, poise, pour balm into, prop, quell,
     quiet, regularize, regulate, rest, retain, rock, rock to sleep,
     secure, set, settle, smooth, smooth down, smooth over, smoothen,
     soothe, stabilitate, standardize, steady, stereotype, stick, still,
     subdue, support, sustain, symmetrize, tranquilize, transfix,
     uniformize