C1noun1K

UK/["/ˈbaʊndri/"]/US/["/ˈbaʊndri/"]/

Meaning of Boundary

In simple words: A line that separates two areas or limits.

Boundary in a sentence

  • The boundary between the two countries is marked by a river.
  • It's important to set a boundary in personal relationships to maintain respect.
  • The researchers proposed a new boundary for climate change thresholds.
  • In sports, crossing the boundary results in a penalty.
  • She felt that her boundary had been violated by her colleague's comments.

How to use Boundary

Use 'boundary' when discussing physical borders or limits in contexts like geography, relationships, or rules. Avoid using it in very casual conversations.

Grammar pattern

standalone noun

Memory hint

Imagine a 'bound' (limit) around a garden to keep the plants safe.

Related words

Collocations with Boundary

Synonyms for Boundary

Opposites of Boundary

  • limitless
  • unbounded

Common mistakes with Boundary

  • Confused with 'boundaries' — learners often forget the plural form.
  • Using 'boundary' in contexts where 'limit' or 'border' is more appropriate.
  • Mixing up the concept with 'barrier', which refers more to an obstruction.

Compare Boundary with Border, Limit, Margin

Boundary appears in

Boundary in other languages

More words like Boundary

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Frequently asked questions about Boundary

What does Boundary mean?

A line that separates two areas or limits.

What is the definition of Boundary?

a real or imagined line that marks the limits or edges of something and separates it from other things or places; a dividing line

How do you use Boundary in a sentence?

The boundary between the two countries is marked by a river.

Can you give another example of Boundary?

It's important to set a boundary in personal relationships to maintain respect.

What are synonyms for Boundary?

Common alternatives include border, limit, margin, dividing line, perimeter.

What is the opposite of Boundary?

Opposite meanings include limitless, unbounded.

What words go with Boundary?

It commonly pairs with common, northern, southern, have, form, mark, fence, hedge, line, across the boundary, over the boundary, along the boundary.

What are common mistakes when using Boundary?

Confused with 'boundaries' — learners often forget the plural form. Using 'boundary' in contexts where 'limit' or 'border' is more appropriate. Mixing up the concept with 'barrier', which refers more to an obstruction.

How do you pronounce Boundary?

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

When should I use Boundary?

Use 'boundary' when discussing physical borders or limits in contexts like geography, relationships, or rules. Avoid using it in very casual conversations.

What CEFR level is Boundary?

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