The Collaborative International Dictionary of English v.0.48:

Permeate \Per"me*ate\, v. t. [imp. & p. p. Permeated; p. pr. &
   vb. n. Permeating.] [L. permeatus, p. p. of permeare to
   permeate; per + meare to go, pass.]
   1. To pass through the pores or interstices of; to penetrate
      and pass through without causing rupture or displacement;
      -- applied especially to fluids which pass through
      substances of loose texture; as, water permeates sand.
      --Woodward.
      [1913 Webster]

   2. To enter and spread through; to pervade; as, after the
      first setback, the team became permeated with pessimism.
      [1913 Webster]

            God was conceived to be diffused throughout the
            whole world, to permeate and pervade all things.
                                                  --Cudworth.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

permeated \permeated\ adj.
   p. p. of permeate; as, Her poems are permeated with sorrow.
   [WordNet 1.5] permeating

Moby Thesaurus II by Grady Ward, 1.0:

44 Moby Thesaurus words for "permeated":
   awash, bathed, crawling, creeping, deluged, dipped, drenched,
   dribbling, dripping, dripping wet, drowned, engulfed, flooded,
   honeycombed, immersed, inundated, macerated, oozing, overflowed,
   saturated, seeping, shot through, soaked, soaking, soaking wet,
   soaky, sodden, soggy, sopping, sopping wet, soppy, soused, steeped,
   submerged, submersed, swamped, swarming, teeming, waterlogged,
   watersoaked, weeping, weltering, whelmed, wringing wet