Chemistry vs Science

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

Chemistry

Top 1,000 (very common)A2noun

Science

Top 1,000 (very common)A1noun
 ChemistryScience
Pronunciation🇬🇧 /["/ˈkemɪstri/"]/🇺🇸 /["/ˈkemɪstri/"]/🇬🇧 /["/ˈsaɪəns/"]/🇺🇸 /["/ˈsaɪəns/"]/
MeaningThe study of substances and how they change.The study of how things work in the natural world.
ExampleChemistry is the study of matter and the changes it undergoes.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
Collocationsanalytical, applied, theoretical, set, blood, soil, water, personal, sexual, chemistry betweenmodern, 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
Antonymsnon-science, ignoranceignorance, nonsense
Common mistakesConfused with 'chemical' as a subject., Mispronounced as 'chem-iss-tree'., Overused in non-science conversations.Confused 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 scientific contexts. It’s appropriate in education settings or when discussing science, but less common in casual conversations unless related to a specific topic like cooking.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.

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Chemistry
Science

Frequently asked questions: Chemistry vs Science

What's the difference between Chemistry and Science?

Chemistry: The study of substances and how they change. Science: The study of how things work in the natural world.

Which is more advanced: Chemistry and Science?

Chemistry is the highest level, at A2, on the CEFR scale.

Are Chemistry and Science the same CEFR level?

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

What part of speech are Chemistry and Science?

Chemistry: noun, Science: noun.

Can you show an example of each?

Chemistry: Chemistry is the study of matter and the changes it undergoes. Science: Science helps us understand the world around us.

Can I use Chemistry and Science interchangeably?

Not always. Chemistry 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.