micro

1 of 2

adjective

mi·​cro ˈmī-(ˌ)krō 

1

: very small

especially : microscopic

2

: involving minute quantities or variations

micro

2 of 2

noun

plural micros

1

: microcomputer

2

: microprocessor

Examples of micro in a Sentence

Recent Examples on the Web

Adjective

Almost six in 10 U.S. workers are employed by a micro, small, or medium-sized enterprise (MSME), a firm with up to 499 employees. —Olivia White, kanmani Chockalingam, adi Kumar, daniel Stephens, Harvard Business Review, 30 Oct. 2024

At the same time, social media was entering a more multimedia phase, with podcast audio and TikTok video highlighting voices and faces, building a new generation of micro personality cults. —Kyle Chayka, The New Yorker, 30 Oct. 2024

Noun

It’s composed of soft foam layers, micro coils near the top, and support coils near the base. —Rachel Tavel, Architectural Digest, 30 Oct. 2024

Here the songs begin with her spare yet painterly Liz Phair strumming and build into Pet Sounds-like micro epics. —Jon Dolan, Rolling Stone, 23 Oct. 2024

Word History

Etymology

Adjective

independent use of micro-

Noun

by shortening

First Known Use

Adjective

1923, in the meaning defined at sense 1

Noun

1971, in the meaning defined at sense 1

Phrases Containing micro

• micro-grid
• micro-mobility
• micro-RNA

Kids Definition

micro

adjective

mi·​cro

ˈmī-krō

: microscopic sense 3

Medical Definition

micro

adjective

mi·​cro ˈmī-(ˌ)krō 

1

: very small

especially : microscopic

2

involving minute quantities or variations