Not even, as a leaf's edge

• Like a saw's edge
• Uneven, as leaves
• Detrited
• Like a gnawed leaf, e.g
• Leaflike, in a way
• Uneven, as a shoreline
• Having an irregular edge

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
of a leaf, an insect wing, etc., "with indented edges that appear as if gnawed," 1793, from Latin erosus , past participle of erodere "gnaw away" (see erode ).

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Erose \E*rose"\, a. [L. erosus, p. p. See Erode .] Irregular or uneven as if eaten or worn away. (Bot.) Jagged or irregularly toothed, as if nibbled out or gnawed. -- E*rose"ly , adv.