Level 6 · word 14,851 of 20,000

invalidate

/ɪnˈvæləˌdeɪt/ American
  • v. 使无效, 使作废
Definition
  • v. to make something no longer valid or acceptable
Example
The referee decided to invalidate the goal because of an early foul.
裁判认定之前有犯规,因此判定这个进球无效。