“Colonel” or “Kernel”—Which to use?

Definitions

What each term means

Same sound, different spellings and meanings, shown with a pronunciation guide for each term.

nouna commissioned military officer in the United States Army or Air Force or Marines who ranks above a lieutenant colonel and below a brigadier general.

nounthe inner and usually edible part of a seed or grain or nut or fruit stone.
nouna single whole grain of a cereal.
nounthe choicest or most essential or most vital part of some idea or experience.

Usage

Real sentences for each spelling. Hover an example to copy it.

…Mangham and a retired lieutenant colonel of the United States Army…
…the United States Army, and Colonel Leslie Skinner.1943 Magnetic proximity fuzeA…
A Mai-Mai leader, Colonel Mayele, was arrested by UN…
He also became a lieutenant colonel in the service of the…
…J. Corso, U.S. Army lieutenant colonel
…promoted through the ranks to colonel.
…Their Planes Are Missing - Colonel Richard Leman (1967)
…he served as a lieutenant colonel on the staff of General…
…World War II veteran, Lieutenant Colonel Lyndall Fownes Urwick, Military Cross,…
: The Colonel: Compositions & Sound Paintings (Nine…

…to communicate with the secure kernel ("secure world").
…integral transforms, such as "pricing kernel" or stochastic discount factor, or…
Another usage example is the kernel in path integral:
The Linux kernel still mostly supports APM, with…
…K of two variables, the kernel function, integral kernel or nucleus…
Convolution kernel
This (physics) kernel is the kernel of integral
…System (Secure OS) A secure kernel which will run in parallel…
GNU Hurd an operating system kernel whose name is a pun…
A symmetric kernel is one that is unchanged…

Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions are drawn from WordNet.

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