leakage
noun [ C or U ]
uk/ˈliːkɪdʒ/ usa situation in which a liquid or gas escapes from an opening in a pipe or container, or the amount that escapes:
Continued leakage from the plant means that the river remains polluted.
→ shrinkage
a situation in which secret information is made known:
leakage of sth Three different investigations have failed to trace any leakage of information to him.