Core can be a noun, verb, or adjective, but is most often used as a noun to refer to the central or most important part of something (“the core of the issue,” “the Earth’s core”) or to the usually …

The core of a nuclear reactor (= a device in which atoms are changed to produce energy) is the place where fission (= the dividing of atoms) happens.

Definition of core noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

The core is made primarily of iron and nickel and has two parts — an inner solid core and an outer liquid core. The mantle is the layer of the Earth that overlies the core.

CORE meaning: 1 : the central part of a fruit (such as an apple) that contains the seeds; 2 : the central part of something

Core makes it possible by giving beginners and pros alike the power of Unreal in an accessible interface. You have access to hundreds of free, high-quality music, sound and art assets, and …

Of basic importance; essential: "Virtually all cultures around the world use the word heart to describe anything that is core, central, or foundational" (Robert A. Emmons).

So the core of something is its very heart, whether you're talking about the seed-containing center of a fruit, the central meaning of a book, or the core courses you need to take in order to …

Beginning in 2014, the Florida Supreme Court has issued a series of administrative orders allowing the public to view non-confidential court records via the internet, while simultaneously …

The suffix -core is a term used to refer to visual styles and trends. The term later became associated with internet slang. Originating from the hardcore punk genre, the term gained …