Definition of nuclei in English:

nuclei

Syllabification: nu·cle·i
Pronunciation: /ˈn(y)o͞oklēˌī
 
/
Plural form of nucleus.

Definition of nuclei in:

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Word of the day anomalous
Pronunciation: əˈnɒm(ə)ləs
adjective
deviating from what is standard, normal, or expected