invalidates is invalidate's Simple Present

invalidate

US [ɪnˈvælɪˌdeɪt]
UK [ɪnˈvælɪdeɪt]
  • v.使无效
  • Web不认可;驳斥
Simple Present:invalidates  Present Participle:invalidating  Past Tense:invalidated  
v.
1.
使无效,使失效

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard