Jump To:

• nm
  nm

  nanometer; nanometers.
• NM
  NM

  abbreviation

  New Mexico (approved especially for use with zip code).
• N.M.
  N.M.

  abbreviation

  New Mexico.

nm

¹ American  

1. nanometer; nanometers.

2. nautical mile.

3. nonmetallic.

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NM ² American  

abbreviation

1. New Mexico (approved especially for use with zip code).

2. Grammar. noun modifier.

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N.M. ³ American  

Or N. Mex.

abbreviation

1. New Mexico.

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nm ¹ British  

abbreviation

1. nautical mile

2. nanometre

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NM ² British  

abbreviation

1. New Mexico

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Usage

What else does nm mean? Nm is internet slang for not much or nevermind.

Example Sentences

A research team led by Professors Mitsumasa Koyanagi and Akihisa Terakita at OMU's Graduate School of Science identified a specific opsin in dragonflies that responds to light at around 720 nm.

From Science Daily • Apr. 9, 2026

They observed magnetic textures reaching distances of up to ~300 nm, far exceeding the size of a single moiré cell and roughly ten times larger than the underlying wavelength.

From Science Daily • Mar. 2, 2026

It accurately distinguished colors across seven out of its eight detectable wavelengths, and its readings at 620 nm were highly similar to commercial chlorophyll meters.

From Science Daily • Nov. 26, 2024

Another intriguing aspect is the presence of silicon-vacancy color centers in the diamond structure, as an intense zero-phonon line at 738.5 nm in the photoluminescence spectrum excited by using a 532 nm laser was found.

From Science Daily • Apr. 24, 2024

I could have snowboarded on it fine, but I hoped nobody seriously expected me to nm fast.

From "The Lightning Thief" by Rick Riordan