invalid
word
Definition
Not legally or officially acceptable or usable; not valid. It can also refer to something false, incorrect, or not in effect.
Usage & Nuances
Mostly formal or technical, often seen in legal, official, computer, or document contexts ('invalid password', 'invalid argument'). Do not confuse with 'not valid' in casual speech. Can be both an adjective and a (rare, old-fashioned) noun meaning 'disabled person'.
Spanish: inválido - no válidoPortuguese (BR): inválidoPortuguese (PT): inválidoChinese (Simplified): 无效的Chinese (Traditional): 無效的Hindi: अमान्यArabic: غير صالح - غير مُعتمدBengali: অবৈধ - অকার্যকর - অবৈধ (আইনি নয়)Russian: недействительныйJapanese: 無効Vietnamese: không hợp lệKorean: 유효하지 않은 - 무효인Turkish: geçersizUrdu: غیر موزوں - باطلIndonesian: không hợp lệ
Example Sentences
The code you entered is invalid.
basic
That is an invalid argument.
basic
Her passport was invalid after it expired.
basic
If you get an 'invalid password' message, try again.
natural
Some websites block invalid email addresses automatically.
natural
Sorry, that ticket is invalid—it’s already been used.
natural