Thesaurus.com
Dictionary.com
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

“For Korea’s second-largest exchange to have such porous IT systems is almost unbelievable,” said Lee, a law professor at Seoul National University, referring to the lack of a robust monitoring system.

From The Wall Street Journal • Feb. 10, 2026

The captain nodded, and the chaplain gazed at his porous, gray pallor of fatigue and malnutrition with a mixture of pity and esteem.

From "Catch-22" by Joseph Heller