leakage

Everyday

1. Leakage is liquid, gas or light escaping through a hole or crack. tree →
2. Leakage is also the amount that escapes. tree →
3. Leakage of information is when secret or private facts get out to people who should not have them. tree →

In the lessons

In science it is about pipes, batteries and gas safety; in everyday life about leaking roofs and taps; in news about secret information getting out. A gas leakage is dangerous: leave the place and tell an adult.

Examples

• Water leakage made a stain on the ceiling. tree →
• The plumber found the cause of the leakage. tree →
• Old batteries can have leakage of acid. tree →
• A gas leakage can cause a fire, so open the windows and get out. tree →
• The tank lost ten litres through leakage. tree →
• The company worried about the leakage of secret plans. tree →

Note

Usually uncountable: «some leakage». The verb is «leak», and «a leak» is the more common everyday noun. In a maths problem, leakage is an amount lost, so you subtract it.