leakage

noun

leak·​age ˈlē-kij 

1

a

: the act or process or an instance of leaking

b

: loss of electricity especially due to faulty insulation

2

: something or the amount that leaks

Examples of leakage in a Sentence

trying to prevent accidental leakages

Leakages of about 30 percent were reported.

taking steps to prevent leakage of confidential information

Recent Examples on the Web

This structure was designed to act as a host for stearic acid, a common organic phase change material known for its high heat storage capacity but persistent leakage issues. —Neetika Walter, Interesting Engineering, 31 Dec. 2025

Taipei city’s government said there was no major damage reported in the immediate aftermath, with some isolated cases of damage including gas and water leakage and minor damage to buildings. —CNN Money, 27 Dec. 2025

Some isolated damage included gas and water leakage. —Jeanine Santucci, USA Today, 27 Dec. 2025

Leak Detection One thing that keeps homeowners up at night is the fear of water leakage. —Nafeesah Allen, Better Homes & Gardens, 22 Dec. 2025

Word History

First Known Use

15th century, in the meaning defined at sense 1a

Kids Definition

leakage

noun

leak·​age ˈlē-kij 

1

a

: the act, process, or an instance of leaking

b

: loss of electricity due especially to faulty insulation

2

: something or the amount that is lost in a leak