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Definitions

porous

[pawr-uhs, pohr-] / ˈpɔr əs, ˈpoʊr- /
ADJECTIVE
having holes; absorbent
Synonyms
Antonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Chalk streams emerge from springs in porous chalk bedrock, which acts as a filter to remove sediment, characterised by beautifully clear water and a gravelly bottom.

From BBC • Mar. 8, 2026

In fact, elephant whiskers are almost blade-like, with a porous architecture similar to sheep horns, which helps with shock absorption while eating.

From Barron's • Feb. 12, 2026

To use as a metal, titanium ore has to be turned into a porous form called sponge — the U.S. imports over 95% of that.

From MarketWatch • Feb. 12, 2026

Particles emitted from a fusion plasma will erode the reactor wall, contaminating the plasma and rendering most known materials brittle and porous within months.

From The Wall Street Journal • Dec. 28, 2025

His nose was as porous and dark as volcanic rock.

From "Grendel" by John Gardner




Vocabulary lists containing porous