Definition of "indented"

He saw the horrible form among the big trees, in the network of creepers in the fantastic outlines of leaves, of the great indented leaves that seemed to be so many enormous hands with big broad palms, with stiff fingers outspread to lay hold of him; […]

1896, Joseph Conrad, chapter III, in An Outcast of the Islands, London: T. Fisher Unwin […], part V, page 352

The old brown photograph with the photographer’s indented seal in the corner showed the long ranks of the cavalry […]

1958, Graham Greene, chapter 2, in Our Man in Havana‎, part 4, New York: Pocket Books, published 1974, page 143

Seeing Orlando, it [the snake] unlinked itself / And with indented glides did slip away / Into a bush; […]

c. 1598–1600 (date written), William Shakespeare, “As You Like It”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act IV, scene iii]

So spake the Enemie of Mankind, enclos'd / In Serpent, Inmate bad, and toward Eve / Address'd his way, not with indented wave, / Prone on the ground, as since, but on his reare, […]

1667, John Milton, “Book VIII”, in Paradise Lost. […], London: […] [Samuel Simmons], […]; republished as Paradise Lost in Ten Books: […], London: Basil Montagu Pickering […], 1873, lines 494-497