verb (used with object), ker·neled, ker·nel·ing or (especially British) ker·nelled, ker·nel·ling.
Origin of kernel
verb -nels, -nelling or -nelled or US -nels, -neling or -neled
Word Origin for kernel
Old English cyrnel "seed, kernel, pip," from Proto-Germanic *kurnilo- (cf. Middle High German kornel, Middle Dutch cornel), from the root of corn "seed, grain" (see corn (n.1)) + -el, diminutive suffix. Figurative sense of "core or central part of anything" is from 1550s.