The Collaborative International Dictionary of English v.0.48:
patterned \patterned\ adj.
Having describable patterns, especially patterns of colors.
[Narrower terms: banded, blotched, blotchy, splotched,
brindled, brindle, brinded, tabby, burled, checked,
checkered, dappled, mottled, dotted, flecked, specked,
speckled, stippled, figured, floral, flowered, laced,
marbled, marbleized, moire, watered, pinstriped,
pinstripe(prenominal), slashed, streaked, spotted,
sprigged, streaked, streaky, striped, stripy,
tessellated, veined, venose] plain, solid
[WordNet 1.5 +PJC]