Meaning & use

core

noun·Everyday

The central or most essential part of something, around which everything else is built.

See it in a sentence

Honesty lies at the very core of any lasting and trustworthy friendship.

Scientists drilled deep into the planet to study the Earth's molten core directly.

A note on using this word

"Core" frequently appears in compounds like "core values" or "core curriculum" to mean the essential foundation.

Words with a similar meaning

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Words with an opposite meaning

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