invalid
/ɪnˈvælɪd/
CEFR level B2Topic SocietyWord #4433 in the learning path
无效的；不被认可的
Definitions
adj. not legally or officially acceptable
无效的；不被认可的
adj. not supported by sound reasoning or reliable evidence
不成立的；缺乏依据的
Example
My ticket was invalid, so I bought another one.
我的票无效，所以我又买了一张。
Conclusions drawn from a small, unrepresentative sample may be invalid and should not guide major policy decisions.
从缺乏代表性的小样本中得出的结论可能不成立，不应作为重大政策决策的依据。
Collocations
- invalid ticket
- invalid argument
- invalid data
- declare something invalid
Word family
- valid (adj.)
- invalidate (v.)
- invalidity (n.)
- validation (n.)
Synonyms
- void
- unsound
Antonyms
- valid
Usage tip
名词“病弱者”重音在首音节，现已较少使用。
FAQ
- What does invalid mean?
- not legally or officially acceptable not supported by sound reasoning or reliable evidence
- How is invalid pronounced?
- UK /ɪnˈvælɪd/, US /ɪnˈvælɪd/. Use the audio buttons above to listen.
