Span vs Width

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

Span

Top 2,000 (common)C1verb

Width

Top 2,000 (common)C1noun
 SpanWidth
Pronunciation🇬🇧 /["/spæn/","/spænz/","/spænd/","/ˈspænɪŋ/"]/🇺🇸 /["/spæn/","/spænz/","/spænd/","/ˈspænɪŋ/"]/🇬🇧 /["/wɪdθ//wɪtθ/"]/🇺🇸 /["/wɪdθ//wɪtθ/"]/
MeaningTo stretch across or cover an area.The measurement of how wide something is from side to side.
ExampleHis acting career spanned 55 years.The width of the table is exactly two meters.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)
CEFR levelC1C1
Part of speechverbnoun
Collocationsspan a distance, span a period of time, span generations, span across, span the globegreat, entire, full, have, span, measure, grow, increase, decrease, measurement, across the width, in width
Antonymscontract, recede, shortennarrowness
Common mistakesConfused with 'spend' in terms of time context., Used incorrectly in passive voice; 'spanned' should be used when something is already in the past., Misused in context; often used incorrectly as a synonym for 'cover' or 'contain'.Confused with 'length' or 'height'., Using 'width' as uncountable when needing the plural 'widths'.
Usage notesUse 'span' to describe distance, duration, or extent. More common in technical or descriptive contexts. Avoid in very casual conversation.Use 'width' when talking about dimensions, especially in more technical contexts like construction or design. Avoid using it in very informal conversations.

Frequently asked questions: Span vs Width

What's the difference between Span and Width?

Span: To stretch across or cover an area. Width: The measurement of how wide something is from side to side.

Are Span and Width the same CEFR level?

Span: C1, Width: C1 on the CEFR scale.

Can I use Span and Width interchangeably?

Not always. Span and Width 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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