defect
🇺🇸
/ˈdiːfekt/
🇬🇧
/ˈdiːfekt/
a problem or mistake in something that makes it not perfect
The car was returned because of a defect in the engine.
a physical problem with how someone's body works
He was born with a heart defect.
to leave your country or group to join an enemy one
The soldier decided to defect to the other side because of the defect in his government's policies.