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Academic English & Research vocabulary · Research Design

Validity

Meaning in academic english & research, with examples

/vəˈlɪdəti/nounCommon term

In academic english & research, validity means: The extent to which a study or instrument really measures what it claims to measure and supports the conclusions drawn from it.

In Turkish: geçerlik, geçerlilik

How it is used

Discussed in methods and limitations sections, often together with reliability. Common types are internal validity, external validity, construct validity and content validity. Researchers establish, ensure, threaten or improve validity.

Example sentences

  1. Content validity was checked by three experts in language teaching.

  2. The lack of a control group is a threat to the internal validity of the study.

Common collocations

  • internal validity
  • external validity
  • construct validity
  • ensure validity
  • threat to validity
  • reliabilityThe extent to which a measurement or method gives consistent results when it is repeated or used by different researchers.
  • questionnaireA set of written questions given to many people to collect information about their opinions, experiences or behavior.
  • limitationA weakness or restriction in a study's design, sample or methods that affects how far its findings can be generalized or trusted.
  • sampleThe smaller group of people, items or texts selected from a larger population for a study, so that conclusions can be drawn about that population.

This word in other fields

The same English word can have a different meaning in another field:

More terms: Research Design

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