Synonyms of kernel

kernel

noun

ˈkər-nᵊl 

as in root

the central part or aspect of something under consideration

the kernel of your argument seems to be the inevitability of human migration into space

Synonyms & Similar Words

• root
• core
• essence
• heart
• meat
• point
• nucleus
• sum
• pith
• bottom line
• crux
• gist
• pivot
• sum and substance
• nub
• net
• keynote
• centerpiece
• meat and potatoes
• theme
• subject
• nubbin
• tenor
• bull's-eye
• the long and short
• content
• substance
• direction
• body
• course
• drift
• thesis
• hypothesis
• proposition
• purport

Example Sentences

Recent Examples of kernel

Those still using a 486 for one reason or another will still be able to run older Linux kernels and vintage operating systems—running old software without emulation or virtualization is one of the few reasons to keep booting up hardware this old. —Andrew Cunningham, ArsTechnica, 7 Apr. 2026

This heat-and-eat entrée contains two savory, mildly spicy poblano pepper halves that are stuffed with a zesty, flavorful mix of soft brown rice, corn kernels, and hearty white chicken meat. —Michele Laufik, Martha Stewart, 6 Apr. 2026

There are also mini Bowser cauldrons capable of holding five to 11 kernels of popcorn. —Los Angeles Times, 6 Apr. 2026

Any stray kernels will probably end up covered in crumbs, hair, and dust, all of which edge their way between cushions. —Emily Williams, Better Homes & Gardens, 2 Apr. 2026