説明中心

invalid

[ɪnˈvælɪd]

invalid Definition

  • 1not valid; not legally or factually binding
  • 2a person made weak or disabled by illness or injury

Using invalid: Examples

Take a moment to familiarize yourself with how "invalid" can be used in various situations through the following examples!

  • Example

    The contract was declared invalid due to a technicality.

  • Example

    His argument was invalid because it was based on false assumptions.

  • Example

    She became an invalid after a car accident left her paralyzed.

  • Example

    The hospital ward was filled with invalids recovering from various injuries and illnesses.

invalid Synonyms and Antonyms

Synonyms for invalid

Antonyms for invalid

Phrases with invalid

  • an argument that is logically flawed or based on false assumptions

    Example

    His claim that all politicians are corrupt is an invalid argument.

  • a contract that is not legally binding due to a technicality or other issue

    Example

    The contract was deemed an invalid contract because it was signed under duress.

  • invalid chair

    a wheelchair used by a person who is disabled or unable to walk

    Example

    The hospital provided her with an invalid chair to help her move around.

Origins of invalid

from Latin 'invalidus', meaning 'weak'

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Summary: invalid in Brief

The term 'invalid' [ɪnˈvælɪd] refers to something that is not legally or factually binding, such as an invalid contract or argument. It can also refer to a person who is disabled or weakened by illness or injury, known as an invalid. Synonyms include void, null, and unenforceable, while antonyms include valid and legitimate. The term can be used formally or informally, with examples including 'The contract was declared invalid due to a technicality' and 'She became an invalid after a car accident left her paralyzed.'