micro

1 of 3

adjective

mi·​cro ˈmī-(ˌ)krō 

1

: very small

especially : microscopic

2

: involving minute quantities or variations

micro

2 of 3

noun

plural micros

1

: microcomputer

2

: microprocessor

micro-

3 of 3

combining form

see micr-

Examples of micro in a Sentence

Recent Examples on the Web

Adjective

Paired with her striking paint job, Doechii wore a pink faux-fur vest layered over a lacy floral bra and micro denim shorts. — Amina Ayoud, Footwear News, 30 Aug. 2026

So, for example, slight wear on a vintage Dior by Galliano piece, that could be part of the story of the piece, while a micro trend piece from two seasons ago might not hold lasting desirability. — Rachel Elspeth Gross, Forbes.com, 28 Aug. 2026

Using the micro state as an example, Leo argued that small political communities can offer lessons in public service and social cohesion at a time of growing division and distrust. — Giada Zampano, Los Angeles Times, 22 Aug. 2026

While these micro vehicles may not take over the streets, their arrival could signal a new way of thinking. — Beth Livesay, AJC.com, 21 Aug. 2026

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-dose
• micro-dosing
• micro-grid
• micro-inverter
• micro-mobility
• micro-RNA

Rhymes for micro

• acknow
• aglow
• ago
• airglow
• aloe
• altho
• although
• ammo
• backflow
• backhoe
• banjo
• barbeau

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