micron

noun

mi·​cron ˈmī-ˌkrän 

: micrometer entry 2

Examples of micron in a Sentence

Recent Examples on the Web

For comparison, the average human hair is 70 microns wide. — Bestreviews, Chicago Tribune, 7 Apr. 2026

This helped the team scan entire intact human organs without destroying them and then zoom in down to less than one micron, or 50 times thinner than a human hair. — Laura Baisas, Popular Science, 11 Mar. 2026

The structure of micron-scale chambers restricts heat transfer while maintaining moisture permeability and quick-drying. — Alexandra Harrell, Footwear News, 7 May 2026

The Sun, in particular, is extremely massive; even at the orbital distance of Pluto, acceleration due to the Sun’s gravity is somewhere around a few microns-per-second². — Big Think, 21 Apr. 2026

Word History

Etymology

New Latin, from Greek mikron, neuter of mikros small — more at micr-

First Known Use

1879, in the meaning defined above

Rhymes for micron

• anton
• argon
• axon
• baronne
• baryon
• baton
• boron
• buisson
• bygone
• capon
• cardon
• chiffon

Kids Definition

micron

noun

mi·​cron ˈmī-ˌkrän 

: micrometer entry 2

Medical Definition

micron

noun

mi·​cron ˈmī-ˌkrän 

: a unit of length equal to one millionth of a meter

called also micrometer, mu