mi·​cron·​ize ˈmī-krə-ˌnīz How to pronounce micronize (audio)
micronized; micronizing

transitive verb

: to pulverize especially into particles a few micrometers in diameter

Word History



First Known Use

1940, in the meaning defined above

Time Traveler
The first known use of micronize was in 1940

Dictionary Entries Near micronize

Cite this Entry

“Micronize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/micronize. Accessed 22 Mar. 2023.

Medical Definition


transitive verb
variants also British micronise
micronized also British micronised; micronizing also British micronising
: to pulverize extremely fine
especially : to pulverize into particles a few microns in diameter
micronized graphite
micronized penicillin
micronization noun
also British micronisation

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