nt

¹

Physics.

1. nit; nits.

Nt

²

Symbol, Chemistry.

1. niton.

NT

³

abbreviation

1. Biology, Ecology.,  near threatened.

2. neurotypical.

3. New Testament.

4. Northwest Territories, Canada (approved for postal use).

-n't

⁴

1. a contraction of not.

   didn't; hadn't; couldn't; shouldn't; won't; mustn't.

N.T.

⁵

abbreviation

1. New Testament.

2. Northern Territory.

NT

¹

abbreviation

1. National Trust

2. New Testament

3. Northern Territory (of Australia)

4. (esp in postal addresses) Northwest Territories (of Australia)

5. (esp in postal addresses) Nunavut

6. no-trump

7. (in Ireland) National Teacher (teacher in a National School)

-n't

²

contraction

1. not: used as an enclitic after be and have when they function as main verbs and after auxiliary verbs or verbs operating syntactically as auxiliaries

   can't

   don't

   shouldn't

   needn't

   daren't

   isn't