C1adjectiveformal3K

UK/["/ˌθɪəˈretɪkl/"]/US/["/ˌθiːəˈretɪkl/"]/

Meaning of Theoretical

connected with the ideas and principles on which a particular subject is based, rather than with practice and experiment

In simple words: Related to ideas or theories, not practical or based on real experience.

Theoretical in a sentence

  • a theoretical approach
  • theoretical physics
  • The first year provides students with a sound theoretical basis for later study.
  • Early analyses of evolution on the planet were highly theoretical.
  • Most experiments take place within a theoretical framework.
  • Theoretical knowledge forms the basis of most of our teaching.
  • This study is by no means purely theoretical.
  • We aim to provide you with both theoretical and practical knowledge of your subject.
  • It's a theoretical possibility.

How to use Theoretical

Used in academic or scientific contexts to discuss concepts that are not based on practical application. Avoid in casual conversations.

Grammar pattern

standalone adjective

Memory hint

Think of theories being like a 'guess' — theoretical ideas are thoughts, not actions.

Related words

Synonyms for Theoretical

Opposites of Theoretical

Common mistakes with Theoretical

  • Confused with 'theoretical' vs 'practical'.
  • Using 'theoretical' to describe something concrete or tangible.
  • Incorrectly using it as a noun.

Compare Theoretical with Abstract, Ideal, Academic

Theoretical appears in

Theoretical in other languages

More words like Theoretical

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Frequently asked questions about Theoretical

What does Theoretical mean?

Related to ideas or theories, not practical or based on real experience.

What is the definition of Theoretical?

connected with the ideas and principles on which a particular subject is based, rather than with practice and experiment

How do you use Theoretical in a sentence?

a theoretical approach

Can you give another example of Theoretical?

theoretical physics

What are synonyms for Theoretical?

Common alternatives include abstract, hypothetical, conceptual, ideal, academic.

What is the opposite of Theoretical?

Opposite meanings include practical, realistic, actual.

What words go with Theoretical?

It commonly pairs with be, remain, highly, merely, purely, be, remain, highly, merely, purely.

What are common mistakes when using Theoretical?

Confused with 'theoretical' vs 'practical'. Using 'theoretical' to describe something concrete or tangible. Incorrectly using it as a noun.

How do you pronounce Theoretical?

US: /["/ˌθiːəˈretɪkl/"]/, UK: /["/ˌθɪəˈretɪkl/"]/. Listen to the audio above to hear native pronunciation.

Is Theoretical formal or informal?

"Theoretical" is formal, so it fits professional, business, or academic conversations.

When should I use Theoretical?

Used in academic or scientific contexts to discuss concepts that are not based on practical application. Avoid in casual conversations.

What CEFR level is Theoretical?

"Theoretical" is at C1 level on the CEFR scale.