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

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

The open design also creates a sound leakage problem in both directions. — Will Greenwald, PC Magazine, 13 Oct. 2026

The flour tortillas are Chihuahua-style, delicately flaky, but dense and pliable enough to prevent leakage. — Jenn Harris, Los Angeles Times, 5 Oct. 2026

McKinsey has cited a life sciences company with about $4 billion in annual R&D procurement spend that ran an AI review covering roughly 10% of that spend and found 4% in verified leakage, more than $10 million. — Shaz Khan, Forbes.com, 2 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