core
The main and most important part of something.
The central, most important, or most essential part of something.
The hard middle part of some fruit that has seeds in it.
The hard central part of certain fruits that contains the seeds.
The middle part inside a planet or star, usually made of heavy materials.
The dense, central region inside a planet or star, often composed of metal or other heavy elements.
One part of a computer's brain that does work and can run programs.
A single processing unit within a computer's central processing unit (CPU) that can execute instructions independently.
- Base: core
- Plural: cores
at the core of
1in the central or most important part
In the most important or main part of something.
- At the core of her success is hard work.
- This issue is at the core of the debate.
core values
1basic guiding beliefs or principles
The most important beliefs that guide how people act or decide things.
- Integrity and respect are our core values.
- Education is one of their core values.
to the core
1completely and in every way
Completely, in every way, often about character or feeling.
- He is honest to the core.
- She was shaken to the core by the news.