A softer, usually edible part of a nut, seed, or fruit stone contained within its shell
the squirrel cracks the nut's shell and extracts the rich kernel
The inner kernel of the fruit of the oil palm, Elaeis guineensis.
The seed of a pine tree, especially when edible; a pine nut.
The nucleus of a fertilized ovum.
A peony seed.
The edible seed of any of several pines.
The oil derived from palm kernels, used to make margarine, soap, etc.
A small modular part of an operating system kernel which implements its basic features