Langimage
English

nucleus

|nu/cle/us|

B2

🇺🇸

/ˈnuː.kli.əs/

🇬🇧

/ˈnjuː.kli.əs/

central core

Etymology
Etymology Information

'nucleus' originates from Latin, specifically the word 'nucleus,' where 'nux' meant 'nut' or 'kernel.'

Historical Evolution

'nucleus' changed from the Latin word 'nucleus' and eventually became the modern English word 'nucleus.'

Meaning Changes

Initially, it meant 'kernel' or 'nut,' but over time it evolved into its current meaning of 'central part or core.'

Meanings by Part of Speech

Noun 1

the central and most important part of an object, movement, or group, forming the basis for its activity and growth.

The nucleus of the team is its experienced players.

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Noun 2

the positively charged central core of an atom, consisting of protons and neutrons and containing nearly all its mass.

The nucleus of an atom is surrounded by electrons.

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Antonyms

Last updated: 2025/01/11 11:41