invalid
🇺🇸
/ɪnˈvælɪd/
🇬🇧
/ɪnˈvælɪd/
not accepted by law or rules
The contract became invalid when the terms were broken.
條款被違反後,合同變得無效。
not true or correct
His claim was invalid because it had no proof.
他的主張無效,因為沒有證據。
not recognized by a computer
The system rejected the invalid password.
系統拒絕了無效密碼。
a sick person who needs care
The invalid required constant attention due to his illness.
這位病人因疾病需要持續照料。
to remove from service due to illness or injury
He was invalid out of the military after his injury.
他因傷從軍隊病退。