This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. Having veins or showing veinlike markings.

adj. Having veins or veinlike markings

adj. Full of veins; streaked; variegated.

adj. Having fibrovascular threads extending throughout the lamina.

Full of veins; veiny.

Characterized by or exhibiting venation, as insects' wings; in botany, having veins, as a leaf; traversed by fibrovascular strands or bundles.

Marked as if with veins; streaked; variegated, as marble.

Running in the blood; ingrained.

adj. having or showing markings that resemble veins

"But to call the veined octopus a tool-making animal is, it seems to me, a bit of scientific overreach."

patterned   

streaked    variegated    netted    reticulate   

vein   

timbered    freckled    bronzed    paneled    scalloped    speckle    textured    grained    gnarled    calloused