seepage

noun

seep·​age ˈsē-pij 

1

: the process of seeping : oozing

2

: a quantity of fluid that has seeped (as through porous material)

Examples of seepage in a Sentence

Check for seepage in the basement.

Recent Examples on the Web

During my most recent oil change, the service advisor noted that the oil pan gasket was beginning to show signs of seepage. — John Paul Senior Manager Public Affairs and Traffic Safety Aaa Northeast, Hartford Courant, 26 Sep. 2026

Decades of wear and tear and saltwater seepage required significant upgrades to modernize the lines. — Alexa Herrera, CBS News, 17 Aug. 2026

Among the first to die was the man who had alerted Mulholland to the seepage — Tony Harnischfeger, who lived just below the dam with his 6-year-old son. — Los Angeles Times, 6 Aug. 2026

Once pests are removed, there may be more necessary patching to prevent water seepage. — Helen Andriatsitohaina, The Spruce, 24 June 2026

Word History

First Known Use

circa 1825, in the meaning defined at sense 1

Kids Definition

seepage

noun

seep·​age ˈsē-pij 

1

: the process of seeping

2

: a quantity of fluid that has seeped through something