nanometer

[nan-uh-mee-ter, ney-nuh-] /ˈnæn əˌmi tər, ˈneɪ nə-/

noun

one billionth of a meter.

Abbreviation: nm.

Origin

1960-65; nano- + meter¹

Word Origin and History for nanometers

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

nanometers in Medicine

nanometer nan·o·me·ter (nān'ə-mē'tər)
n.
Abbr. nm
One billionth (10-⁹) of a meter.

nanometers in Science

nanometer

(nān'ə-mē'tər)
One billionth (10^-9) of a meter.