micro

1 of 2

adjective

mi·​cro ˈmī-(ˌ)krō How to pronounce micro (audio)
1
: very small
especially : microscopic
2
: involving minute quantities or variations

micro

2 of 2

noun

plural micros

Examples of micro in a Sentence

Recent Examples on the Web
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Adjective
The next two homes in the micro community will be built simultaneously with the same machine. Jake Goodrick, Sacbee.com, 8 Nov. 2025 Borde suggested that micro-payment systems — already prevalent in Asia — could offer a solution when combined with subscription models. Naman Ramachandran, Variety, 5 Nov. 2025
Noun
Matt Campion dished details of Spirit Studios’ debut micro-drama. Stewart Clarke, Deadline, 7 Nov. 2025 These might include articles, courses or micro-coaching moments, all designed to meet the employee's unique needs. Kelly Jones, MSNBC Newsweek, 6 Nov. 2025 See All Example Sentences for micro

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

Time Traveler
The first known use of micro was in 1923

Browse Nearby Words

Cite this Entry

“Micro.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/micro. Accessed 12 Nov. 2025.

Kids Definition

micro

adjective
mi·​cro
ˈmī-krō

Medical Definition

micro

adjective
mi·​cro ˈmī-(ˌ)krō How to pronounce micro (audio)
1
: very small
especially : microscopic
2
involving minute quantities or variations

More from Merriam-Webster on micro

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