There are 2 definitions of Ni in English:

Ni1

Syllabification: Ni

symbol

The chemical element nickel.

Definition of Ni in:

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Word of the day salmanazar
Pronunciation: ˌsalməˈnazər
noun
a wine bottle twelve times the standard size...

There are 2 definitions of Ni in English:

NI2

Line breaks: NI

Entry from British & World English dictionary

abbreviation

1(In the UK) National Insurance.
1.1Northern Ireland.
1.2(In New Zealand) the North Island.

Definition of Ni in: