What is another word for kernel?
Pronunciation: [kˈɜːnə͡l] (IPA) 
The word kernel has several synonyms, including seed, core, nucleus, essence, heart, and center. These terms all refer to the central and most important part of something. A seed is a kernel of a fruit or plant that has the potential to grow into something larger. The core of a fruit, such as an apple, is its kernel. The nucleus is the central part of an atom or cell. The essence refers to the central and most important part of a thing or concept. The heart is the center of something, such as the heart of a city or the heart of a problem. The center refers to the focal point or main location of a thing.
