Artificial intelligent assistant

incurved

incurved, ppl. a.
  (ɪnˈkɜːvd)
  [f. incurve v. + -ed1. Taken as representing L. incurvus bent, crooked.]
  Bent into or having a curved form; curved, crooked; in mod. use, Curved or bent inwards, having an inward curvature. (Now chiefly in Zool. and Bot.)

1623 Cockeram, Incurued, bowed. 1763 Wolfe in Phil. Trans. LIV. 95 They have all sharp black incurved claws. 1816 W. Smith Strata Ident. 22 This thick Strata contains large incurved oysters. 1826 Kirby & Sp. Entomol. III. xxxi. 253 The head projects into a long incurved obtuse horn. 1852 Dana Crust. i. 252 The spiniform teeth..a little incurved. 1879 Lubbock Sci. Lect. i. 5 In the genus Pinguicula..the leaves are concave with incurved margins. 1880 Daily News 3 Nov. 3/8 The incurved varieties [of chrysanthemums] from China. 1895 Ibid. 4 Nov. 3/3 The classes for cut flowers comprised Japanese, incurved, reflexed, anemone, and pompon anemone varieties.

Oxford English Dictionary

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