Footer

    Download on the App StoreGet it on Google Play

    About

    • About Us
    • Our Learning Services
    • Join Us
    • FAQ
    • Hot Tags

    Services

    • Pronunciation Challenge
    • Saved
    • Search Vocabulary
    • Blog

    Channels

    Levels

    • A1
    • A2
    • B1
    • B2
    • C1
    • C2

    Privacy˙Terms˙
    ©2026 VoiceTube Corporation. All rights reserved

    invalid

    US /ˈɪnvəlɪd/

    ・

    UK /ɪn'vælɪd/

    B2
    adj.AdjectiveHaving no force; not acceptable
    The check is invalid because it is not signed
    n. (c./u.)Noun (Countable/Uncountable)A person who is sick or in ill health
    Florence took care of the invalid at home
    adj.AdjectiveNot factually or legally valid.
    This is an invalid address.
    n. (c./u.)Noun (Countable/Uncountable)Something that is not valid.
    The system rejected the input as an invalid.
    adj.AdjectiveNot logically sound; fallacious.
    The argument presented was invalid due to a logical fallacy.
    v.t.Transitive VerbRemove from active service in the armed forces because of injury or illness.
    He was invalided out of the army after being wounded.
    v.t.Transitive VerbTo cause (someone) to become an invalid.
    The war invalided many young men.

    Video subtitles

    Conan Hunts Down His Assistant's Stolen "Gigolos" Mug | CONAN on TBS

    07:35Conan Hunts Down His Assistant's Stolen "Gigolos" Mug | CONAN on TBS
    • Okay, that's invalid.

      Okay, that's invalid.

    B1

    Suica, Pasmo and other IC Cards in Japan | Travel Tips

    05:27Suica, Pasmo and other IC Cards in Japan | Travel Tips
    • IC cards become invalid if they are not used for 10 years, therefore you can keep it in case you are planning to come back to Japan.

      IC cards become invalid if they are not used for 10 years, therefore you can keep it in case you are planning to come back to Japan.

    • IC Cards become invalid if they are not used for 10 years;

      IC Cards become invalid if they are not used for 10 years;

    B1

    Easiest Way to Make Portable Soup

    05:56Easiest Way to Make Portable Soup
    • [It was] even used as an invalid food source at times, especially aboard ships, so it was used in many different situations

      [It was] even used as an invalid food source at times, especially aboard ships, so it was used in many different situations

    • It was used, uh, by, uh, military, uh, by travelers, uh, even, uh, used as an invalid food source at times, especially aboard ships.

      It was used, uh, by, uh, military, uh, by travelers, uh, even, uh, used as an invalid food source at times, especially aboard ships.

    B1

    Week 5

    49:14Week 5
    • It is telling me an invalid write of size 4 happens in this program, in particular at line 21 of memory.c.

      It is telling me an invalid write of size 4 happens in this program, in particular at line 21 of memory.c.

    • If I go to line 21, hmm, there indeed is an invalid write of size 4.

      If I go to line 21, hmm, there indeed is an invalid write of size 4.

    B1

    South Korean president arrested after weekslong showdown

    06:31South Korean president arrested after weekslong showdown
    • Responding to these illegal and invalid procedures is not an acknowledgement of this but at heart to prevent unsavory bloodshed.

      Responding to these illegal and invalid procedures is not an acknowledgement of this but at heart to prevent unsavory bloodshed.

    • Responding to these illegal and invalid procedures is not an acknowledgment of this,

      Responding to these illegal and invalid procedures is not an acknowledgment of this,

    B1

    What is it Like Being Asexual In A Hypersexualized World?

    05:11What is it Like Being Asexual In A Hypersexualized World?
    • Relationships are not invalid just because sex isn't part of them.

      Relationships are not invalid just because sex isn't part of them.

    • Relationships are not invalid just because sex isn't part of them.

      Relationships are not invalid just because sex isn't part of them.

    B2

    How does a blockchain work - Simply Explained

    06:00How does a blockchain work - Simply Explained
    • In turn, that will make block three and all following blocks invalid because they no longer store a valid hash of the previous block.

      In turn, that will make block three and all following blocks invalid because they no longer store a valid hash of the previous block.

    • So changing a single block will make all following blocks invalid.

      So changing a single block will make all following blocks invalid.

    B2

    How to Argue - Philosophical Reasoning: Crash Course Philosophy #2

    09:43How to Argue - Philosophical Reasoning: Crash Course Philosophy #2
    • That argument is invalid, because nothing about human mortality can prove that Socrates was Plato's teacher.

      That argument is invalid, because nothing about human mortality can prove that Socrates was Plato's teacher.

    • As much as part of me would like to be my cat, this is invalid, because the conclusion doesn't entail from the premises.

      As much as part of me would like to be my cat, this is invalid, because the conclusion doesn't entail from the premises.

    B1

    Part 1 - Pride and Prejudice Audiobook by Jane Austen (Chs 01-15)

    06:06Part 1 - Pride and Prejudice Audiobook by Jane Austen (Chs 01-15)
    • Hurst and Miss Bingley had spent some hours of the morning with the invalid, who continued, though slowly, to mend;

      Hurst and Miss Bingley had spent some hours of the morning with the invalid, who continued, though slowly, to mend;

    • Mrs. Hurst and Miss Bingley had spent some hours of the morning with the invalid, who

      Mrs. Hurst and Miss Bingley had spent some hours of the morning with the invalid, who

    B1

    Smart contracts - Simply Explained

    04:17Smart contracts - Simply Explained
    • So a single person cannot force the contract to release the funds because other people on the network will spot this attempt and mark it as invalid.

      So a single person cannot force the contract to release the funds because other people on the network will spot this attempt and mark it as invalid.

    • on the network will spot this attempt and mark it as invalid.

      on the network will spot this attempt and mark it as invalid.

    A2