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 inedible …

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.

The core of something such as a problem or an issue is the part of it that has to be understood or accepted before the whole thing can be understood or dealt with.

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).

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

Aug 10, 2025 · "Core" represents centrality, importance, and functionality across various domains. Whether describing a fruit, a principle, or a technical component, its meanings emphasize its …

This core is the supporting wall between the upper and lower flanges of the lead, and is shaped like a minature girder, or like the letter ‘H’ lying on its side.

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 built-in …

CORE definition: 1. the most important part of a system or principle: 2. the hard, central part of certain fruits…. Learn more.

11 hours ago · LAS VEGAS-- (BUSINESS WIRE)-- Today at CES, Intel unveiled Intel® Core™ Ultra Series 3 processors, the first AI PC platform built on Intel 18A process technology that was designed …