outer boundary

USAGE SUMMARY

The phrase "outer boundary" is correct and usable in written English.
It can be used to describe the external limit or edge of a particular area or object. Example: "The outer boundary of the park is marked by a tall fence to keep wildlife safe."

✓ Grammatically correct

Science

Academia

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

… 60 miles), is called the magnetopause and marks the outer boundary of the magnetosphere.

Britannica

The filamentary system visible in the optical images is near the outer boundary of this expansion.

Harvard University

You just have to be careful that the outer boundary must go counterclockwise.

Massachusetts Institute of Technology

Whether such referents mark the outer boundary of "limited Times" is not before us today.

Harvard University

Aspen Skiing is at or near the outer boundary of §2 liability.

Cornell University

Encyclopædia Britannica, Inc. … 60 miles), is called the magnetopause and marks the outer boundary of the magnetosphere.

Britannica

The loadings applied along the outer boundary are in equilibrium.

International Journal of Solids and Structures

A membrane (red outer boundary) encapsulates actin (white lines), the protein building blocks of the cytoskeleton and tissues.

Harvard University

Its projected separation of 43.5 AU exceeds the typical outer boundary of ∼30 AU predicted for the core accretion mechanism.

Princeton University

The pathway to success is still open, though it tracks the outer boundary of what we are capable of doing.

The New York Times

The outer boundary is the plasma membrane, and the compartments enclosed by internal membranes are called organelles.

Encyclopedia Britannica

Expert writing Tips

Best practice

When describing a physical space or area, clearly define the "outer boundary" to avoid ambiguity. For example, instead of saying "near the area", specify "within the outer boundary of the designated area".

Common error

Avoid using imprecise terms when describing the "outer boundary". Instead of saying "around the edge", specify "precisely along the outer boundary", providing coordinates or landmarks if possible.

Linguistic Context

The phrase "outer boundary" functions primarily as a noun phrase, often acting as a subject or object in a sentence. Ludwig AI confirms its usability, and examples demonstrate its role in defining limits and edges.

Expression frequency: Very common

Frequent in

Science

40%

Academia

23%

Encyclopedias

8%

Less common in

News & Media

5%

Wiki

5%

Formal & Business

0%

Ludwig's WRAP-UP

The phrase "outer boundary" is a grammatically correct and commonly used noun phrase that defines the external limit or edge of something. As confirmed by Ludwig AI, it appears frequently in scientific, academic, and encyclopedia contexts. While it maintains a neutral formality, its versatility makes it applicable across various writing styles. When using "outer boundary", ensure clear and precise descriptions to avoid ambiguity. Consider alternatives like "external limit" or "outer edge" depending on the specific context.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

outer edge

Emphasizes the edge or rim of something, often in a physical context.

external limit

Focuses on the limit from an external perspective, suggesting a constraint or restriction.

outermost limit

Indicates the absolute limit that cannot be exceeded.

furthest perimeter

Highlights the outermost boundary line encompassing an area.

bounding edge

Implies the edge that confines or restricts something within it.

exterior border

Highlights that the border is on the outside.

peripheral border

Suggests a boundary that is on the edge or periphery of something.

extremal boundary

A more formal or technical term for the farthest or most extreme boundary.

confining limit

Emphasizes that the limit restricts or confines something.

limit of extension

Highlights the furthest reach or expansion possible.

FAQs

How can I use "outer boundary" in a sentence?

You can use "outer boundary" to describe the external limit of a physical space, a concept, or an area of responsibility. For example: "The fence marks the "outer boundary" of the property".

What's the difference between ""outer boundary"" and "outer limit"?

"Outer boundary" refers to a physical or conceptual edge, while "outer limit" refers to the furthest extent or degree possible. A boundary defines an area, while a limit defines a degree or quantity.

What can I say instead of ""outer boundary""?

You can use alternatives like "external limit", "outer edge", or "furthest perimeter" depending on the context.

Is "outside boundary" the same as ""outer boundary""?

While similar, ""outer boundary"" is the more standard and commonly used term. "Outside boundary" can be understood, but it's less precise and may sound awkward.