nanometer

noun

nano·​me·​ter ˈna-nə-ˌmē-tər 

: one billionth of a meter

Examples of nanometer in a Sentence

Recent Examples on the Web

This ultra-thin nanometer coating could be vital for the future of electric vehicles, bringing safe, ultra-fast charging closer to reality. — Mrigakshi Dixit, Interesting Engineering, 17 July 2026

The 5-nanometer process technology accounted for 33% of TSMC's second-quarter revenue, followed by 3-nanometer at 30%, Huang said in the earnings call Thursday. — Jenny Lee, CNBC, 16 July 2026

In most cases, a brittle solid will have a teeny, tiny defect — a crack at the scale of tens of nanometers. — Rohini Subrahmanyam, Quanta Magazine, 10 July 2026

Key Takeaways Red light therapy for knee pain requires near-infrared light between 780 and 860 nanometers to penetrate deep tissues and reduce pain. — Sukhman Rekhi, Verywell Health, 10 July 2026

Word History

Etymology

International Scientific Vocabulary

First Known Use

1963, in the meaning defined above

Rhymes for nanometer

• amphitheater
• bolometer
• centimeter
• centimetre
• decimeter
• ergometer
• expositor
• gasometer
• gravimeter
• hexameter
• manometer
• milliliter

Kids Definition

nanometer

noun

nano·​meter

ˈnan-ə-ˌmēt-ər

: one billionth of a meter

Medical Definition

nanometer

noun

nano·​me·​ter

variants or chiefly British nanometre

ˈnan-ə-ˌmēt-ər 

: one billionth of a meter

—abbreviation nm