nanometer

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

noun

one billionth of a meter. Abbreviation: nm

Compare millimicron.

Origin of nanometer

First recorded in 1960–65; nano- + meter1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Word Origin and History for nanometer
n.

also nanometre, 1963, from nano- + meter (n.2).

Online Etymology Dictionary, © 2010 Douglas Harper

nanometer in Medicine

nanometer

[nănə-mē′tər]

n.

One billionth (10-9) of a meter.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

nanometer in Science

nanometer

[nănə-mē′tər]

One billionth (10-9) of a meter.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.