What is the meaning of Nd?

ISO 639-1 language code for Northern Ndebele.

Abbreviation of and.

A letter of the Avokaya alphabet.

A letter of the Noon alphabet, written in the Latin script.

initialism of ne dankinde (you're welcome)

A letter of the Fula alphabet, written in the Latin script.

alternative spelling of net

A digraph in Irish orthography

A letter of the Lingala alphabet, written in the Latin script.

Source: wiktionary.org