Description vs Specification

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

Description

Top 1,000 (very common)A1noun

Specification

Top 3,000 (common)C1noun
Most common: Description
 DescriptionSpecification
Pronunciation🇬🇧 /["/dɪˈskrɪpʃn/"]/🇺🇸 /["/dɪˈskrɪpʃn/"]/🇬🇧 /["/ˌspesɪfɪˈkeɪʃn/"]/🇺🇸 /["/ˌspesɪfɪˈkeɪʃn/"]/
MeaningA spoken or written explanation of something.A detailed description of something's features or requirements.
ExampleCan you give me a description of the new movie?the technical specifications of the new model *(= of car)*
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 3,000 (common)
CEFR levelA1C1
Part of speechnounnoun
Collocationscomplete, comprehensive, detailed, give (somebody), issue, offer (somebody), apply to somebody, fit somebodycomplete, detailed, full, develop, draw up, write, according to the/​your specifications, to the/​your specifications
Antonymsobfuscation, confusionvagueness, ambiguity, generalization
Common mistakesConfusing 'description' with 'prescription'., Using 'descriptive' instead of 'description' when referring to the noun., Saying 'describe' instead of 'description' in noun contexts.Confused with 'specifically' — they have different uses., Using it in informal contexts where simpler words work better., Mistaking it for 'speculation' which means guessing.
Usage notesUse 'description' when explaining something clearly, often in writing. It's appropriate in both spoken and written contexts, but avoid using it in very casual conversations.Use 'specification' in formal contexts like contracts or technical documents. Avoid in casual conversations. It's more appropriate for discussions focused on details.

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Description

Frequently asked questions: Description vs Specification

What's the difference between Description and Specification?

Description: A spoken or written explanation of something. Specification: A detailed description of something's features or requirements.

Which is more common: Description and Specification?

Description is the most common in everyday English.

Which is more advanced: Description and Specification?

Specification is the highest level, at C1, on the CEFR scale.

Are Description and Specification the same CEFR level?

Description: A1, Specification: C1 on the CEFR scale.

What part of speech are Description and Specification?

Description: noun, Specification: noun.

Can you show an example of each?

Description: Can you give me a description of the new movie? Specification: the technical specifications of the new model *(= of car)*

Can I use Description and Specification interchangeably?

Not always. Description and Specification 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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