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 design improves control over unwanted current leakage as transistors become smaller. — Atharva Gosavi, Interesting Engineering, 7 Nov. 2026

The air gap between the speakers and your ears means sound leakage is omnipresent in both directions. — Will Greenwald, PC Magazine, 3 Nov. 2026

However, keeping the materials stable and preventing contaminant leakage over years of operation remains a challenge. — New Atlas, 24 Oct. 2026

The main risk is whether the integration and disruption causes some leakage in core ops, and/or whether Media fundamentals change or are disrupted by tech. — Todd Spangler, Variety, 14 Oct. 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