Trisulcate

a. [f. as prec. + -ATE².] 1. = prec. adj.

1719.  D’Urfey, Pills, III. 322. Him, that hurls the Bolt trisulcate.

1866.  J. B. Rose, trans. Ovid’s Met., 61. By whose right hand are hurled The flames trisulcate.

  2.  a. Bot. Marked with three furrows or grooves, three-furrowed.

1891.  in Cent. Dict.

1900.  in B. D. Jackson, Gloss. Bot. Terms.

  b.  Zool. Divided into three digits, as a foot; tridactylous. (Cf. BISULCATE.)

1891.  in Cent. Dict.

  So Trisulcated a. rare = 2 a above.

1703.  Petiver, in Phil. Trans., XXIII. 1428. The Fruit whole is about the bigness of a midling Nut, smooth, blackish and trisulcated.