kernelless,a.|ˈkɜːnəllɪs| [f. kernel n.1 + -less.] Without a kernel. 1879tr.Haeckel's Evol. Man II. xvi. 51 We..assumed that the egg-cell..falls back into the kernel-less cytod stage.1881Graphic 15 Oct. 402/1 To pick up and crack the promising well-husked nut, but only to find it kernelless.