[ nan-uh-mee-ter, ney-nuh- ]

  1. one billionth of a meter. Abbreviation: nm

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Origin of nanometer

First recorded in 1960–65; nano- + meter1

Words Nearby nanometer Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use nanometer in a sentence

Scientific definitions for nanometer


[ nănə-mē′tər ]

  1. One billionth (10-9) of a meter.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.