micropore

1 of 2

noun (1)

mi·​cro·​pore ˈmī-krə-ˌpȯr 

: a very fine pore

microporosity

ˌmī-krə-pə-ˈrä-sə-tē 

-pȯ-

noun

microporous

ˌmī-krə-ˈpȯr-əs 

adjective

microporosity

2 of 2

noun (2)

mi·​cro·​porosity ¦mī(ˌ)krō+ 

: extremely fine porosity (as in metal castings)

Examples of micropore in a Sentence

Recent Examples on the Web

Noun

All of these tiny, essential superpowers rely on soil micropores to breathe in and out. — Emily Hayes, Martha Stewart, 7 Mar. 2026

Once submerged, those micropores trap air as microbubbles. — New Atlas, 23 Dec. 2025

Promote Lymphatic Drainage Celebrity hair stylist Glen Coco once told me that post-rhinoplasty noses swell from plane flights, making surgical micropore tape an unexpected onboard must-have for anyone that has undergone a septum repair or nose job. — Jessica Ourisman, Forbes.com, 6 May 2025

In a similar vein, the ceiling is lined with Majilite Nytek vinyl, a porous material that breathes by transmitting moisture vapor through billions of tiny micropores. — Megan Barber, Curbed, 6 Apr. 2018

As expected, the acid dissolved the calcite, leaving nothing but a weakened black sponge full of micropores. — Laura G. Shields, Science | AAAS, 12 Dec. 2017

Word History

Etymology

Noun (1)

International Scientific Vocabulary

Noun (2)

micr- + porosity

First Known Use

Noun (1)

1884, in the meaning defined above