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 can result in sensitive data leakage and the unauthorized use of AI tools, creating shadow AI. — Eleonora Liapina, Forbes.com, 25 Sep. 2026

The elevated helium and argon signals were accompanied by no corresponding rise in nitrogen, which the study said provided evidence against atmospheric leakage being the sole explanation. — Neetika Walter, Interesting Engineering, 22 Sep. 2026

Missouri also had a successful field goal and PATs without any blocks or leakage. — Pj Green, Kansas City Star, 20 Sep. 2026

Its pelvic program folds Kegels into wider physical therapy for issues like bladder leakage, pelvic pain and bowel control, often through employer benefits worth checking on your way back from parental leave. — Samantha Agate, Miami Herald, 15 Sep. 2026

Word History

Etymology

Middle English lecage, from leken "to leak entry 1" + -age -age

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