Research vs Science

When to use each in English, with meaning, register, and examples.

Research

Top 1,000 (very common)A2noun

Science

Top 1,000 (very common)A1noun
 ResearchScience
Pronunciation🇬🇧 /["/rɪˈsɜːtʃ//ˈriːsɜːtʃ/"]/🇺🇸 /["/ˈriːsɜːrtʃ//rɪˈsɜːrtʃ/"]/🇬🇧 /["/ˈsaɪəns/"]/🇺🇸 /["/ˈsaɪəns/"]/
MeaningThe act of studying something carefully to learn more about it.The study of how things work in the natural world.
ExampleThe research on climate change is very important for our future.Science helps us understand the world around us.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelA2A1
Part of speechnounnoun
Collocationscareful, detailed, in-depth, piece, carry out, conduct, do, demonstrate something, find something, identify something, degree, effort, programme/​program, research in, research into, research on, an area of research, focus your research on something, somebody’s own researchmodern, bad, junk, advance, understand, curriculum, education, research, science of, the advancement of science, the development of science, the history of science, modern, bad, junk, advance, understand, curriculum, education, research, science of, the advancement of science, the development of science, the history of science, modern, bad, junk, advance, understand, curriculum, education, research, science of, the advancement of science, the development of science, the history of science
Antonymsignorance, inactivityignorance, nonsense
Common mistakesUsing 'research' as an uncountable noun instead of a countable noun (e.g., saying 'a research' instead of 'a piece of research'), Confusing 'research' with 'search' (research is more in-depth and analytical), Using 'research' inappropriately in non-academic contextsConfused with 'scientific', which is an adjective., Using 'science' as a verb., Pluralizing incorrectly as 'sciences' when referring to the subject in general.
Usage notesUsed in academic and professional contexts. Avoid using 'research' as a verb in casual conversation; instead, use 'study' or 'look into'.Use 'science' in both formal and informal contexts when discussing biology, chemistry, physics, etc. It's appropriate in classrooms and conversations, but avoid it in casual contexts where simpler terms like 'study' might fit better.

Frequently asked questions: Research vs Science

What's the difference between Research and Science?

Research: The act of studying something carefully to learn more about it. Science: The study of how things work in the natural world.

Are Research and Science the same CEFR level?

Research: A2, Science: A1 on the CEFR scale.

Can I use Research and Science interchangeably?

Not always. Research and Science are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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