Which one is correct?
"A number of research" or "A number of researches"?

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A number of research

This phrase is not correct. 'Research' is an uncountable noun and does not take a plural form.

Instead of 'a number of research,' use 'a number of research studies' or 'a number of research projects.'

Alternatives:

  • a number of research studies
  • a number of research projects

A number of researches

This phrase is not correct. 'Research' is an uncountable noun and does not take a plural form.

Instead of 'a number of researches,' use 'a number of research studies' or 'a number of research projects.'

Alternatives:

  • a number of research studies
  • a number of research projects
Both 'a number of research' and 'a number of researches' are not correct. The correct phrase is 'a number of research studies' or 'a number of research projects.' 'Research' is an uncountable noun, so it does not take a plural form.

Last Updated: March 24, 2024

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